O. Leeuwenkamp

Most-cited papers

1. Fondaparinux or Enoxaparin for the Initial Treatment of Symptomatic Deep Venous Thrombosis

   H. Büller, B. Davidson, H. Decousus, A. Gallus +8 more

   2004Annals of Internal Medicine382 citations

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2. Adjunctive psychosocial therapies for the treatment of schizophrenia.

   T. Patterson, O. Leeuwenkamp

   2008Schizophrenia Research118 citations

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3. Peptide receptor radiotherapy re-treatment in patients with progressive neuroendocrine tumors: A systematic review and meta-analysis.

   J. Strosberg, O. Leeuwenkamp, M. K. Siddiqui

   2020Cancer Treatment Reviews78 citations Open access

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4. The incidence and prognostic significance of elevated cardiac troponins in patients with submassive pulmonary embolism

   J. Douketis, O. Leeuwenkamp, P. Grobara, M. Johnston +3 more

   2005Journal of Thrombosis and Haemostasis68 citations Open access

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5. Cost-effectiveness analysis of routine pneumococcal vaccination in the UK: a comparison of the PHiD-CV vaccine and the PCV-13 vaccine using a Markov model

   E. Delgleize, O. Leeuwenkamp, E. Theodorou, N. Van de Velde

   2016BMJ Open41 citations Open access

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6. Physician observations and perceptions of positive and negative symptoms of schizophrenia: A multinational, cross-sectional survey

   Y. Lecrubier, R. Perry, G. Milligan, O. Leeuwenkamp +1 more

   2007European psychiatry34 citations

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7. Cost-Effectiveness Evaluation of the 10-Valent Pneumococcal Non-typeable Haemophilus influenzae Protein D Conjugate Vaccine and 13-Valent Pneumococcal Vaccine in Japanese Children

   M. Shiragami, Akiko Mizukami, O. Leeuwenkamp, T. Mrkvan +3 more

   2014Infectious Disease and Therapy32 citations Open access

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8. Reaction kinetics of cisplatin and its monoaquated species with the modulating agents (di)mesna and thiosulphate.

   O. Leeuwenkamp, J. Neijt, W. V. D. van der Vijgh, H. Pinedo

   1991European Journal of Cancer29 citations Open access

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9. Symptom Diaries of Patients with Midgut Neuroendocrine Tumors Treated with 177Lu-DOTATATE

   J. Strosberg, R. Srirajaskanthan, G. El-Haddad, E. Wolin +12 more

   2021Journal of Nuclear Medicine27 citations Open access

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10. Quantification of strontium in plasma and urine with flameless atomic absorption spectrometry.

    O. Leeuwenkamp, W. V. D. van der Vijgh, B. C. P. Hüsken, Paul Lips +1 more

    1989Clinical Chemistry26 citations

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11. Effect of a single infusion of aminohydroxypropylidene on calcium and bone metabolism in healthy volunteers monitored during 2 months.

    J. Netelenbos, F. C. van Ginkel, Paul Lips, O. Leeuwenkamp +4 more

    1991Journal of Clinical Endocrinology and Metabolism23 citations

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12. Human pharmacokinetics of orally administered strontium

    O. Leeuwenkamp, W. V. D. van der Vijgh, B. C. P. Hüsken, Paul Lips +1 more

    1990Calcified Tissue International20 citations

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13. Nitroprusside, antihypertensive drug and analytical reagent

    O. Leeuwenkamp, W. P. van Bennekom, E. J. van der Mark, A. Bult

    1984Pharmaceutisch Weekblad20 citations

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14. Quality of life in patients with gastroenteropancreatic tumours: A systematic literature review

    Catherine Watson, C. W. Tallentire, J. Ramage, R. Srirajaskanthan +2 more

    2020World Journal of Gastroenterology18 citations Open access

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15. The Costs of Implementing Vaccination With the RTS,S Malaria Vaccine in Five Sub-Saharan African Countries

    E. Sicuri, F. Y. Yaya Bocoum, J. Nonvignon, S. Alonso +8 more

    2019MDM Policy & Practice17 citations Open access

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16. Short-term effects of Org OD 14 and 17β-oestradiol on bone and lipid metabolism in early postmenopausal women

    J. Netelenbos, M. Siregar-Emck, L. Schot, F. C. van Ginkel +2 more

    199117 citations

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17. Cost-effectiveness analysis of infant pneumococcal vaccination with PHiD-CV in Korea

    Xu-Hao Zhang, O. Leeuwenkamp, Kyu-Bin Oh, Young Eun Lee +1 more

    2017Human Vaccines & Immunotherapeutics15 citations Open access

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18. Human Pharmacokinetics of Orally Administered (24 R)-Hydroxycalcidiol

    O. Leeuwenkamp, H. E. van der Wiel, P. Lips, W. van der Vijgh +3 more

    1993European journal of clinical chemistry and clinical biochemistry : journal of the Forum of European Clinical Chemistry Societies15 citations Open access

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19. Measures of Functional Status and Quality-of-Life in Schizophrenia

    Mark Price, C. Hill, Valerie Williams, Robert Morlock +2 more

    200814 citations

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20. Calcium Supplementation Reduces Vertebral Bone Loss in Perimenopausal Women: A Controlled Trial in 248 Women between 46 and 55 Years of Age

    Elders Pjm, J. Netelenbos, P. Lips, van Ginkel Fc +4 more

    199213 citations

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21. [177Lu]Lu-DOTA-TATE versus standard of care in adult patients with gastro-enteropancreatic neuroendocrine tumours (GEP-NETs): a cost-consequence analysis from an Italian hospital perspective

    F. Spada, D. Campana, G. Lamberti, R. Laudicella +4 more

    2021European Journal of Nuclear Medicine and Molecular Imaging12 citations Open access

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22. Sensitive Determination of Cisplatin in Body Fluids with HPLC and On-Line Reductive Electrochemical Detection

    M. Treskes, J. de Jong, O. Leeuwenkamp, W. V. D. van der Vijgh

    199012 citations

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23. Lutetium oxodotreotide (177Lu-Dotatate) for the treatment of unresectable or metastatic progressive gastroenteropancreatic neuroendocrine tumors: a cost-effectiveness analysis for Scotland

    J. Smith-Palmer, O. Leeuwenkamp, J. Virk, N. Reed

    2021BMC Cancer11 citations Open access

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24. Cost-effectiveness of Lutetium [177Lu] oxodotreotide versus best supportive care with octreotide in patients with midgut neuroendocrine tumors in France

    O. Leeuwenkamp, J. Smith-Palmer, R. Ortiz, A. Werner +3 more

    2020Journal of Medical Economics11 citations Open access

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25. Cost-effectiveness of lutetium (177Lu) oxodotreotide vs everolimus in gastroenteropancreatic neuroendocrine tumors in Norway and Sweden

    J. Palmer, O. Leeuwenkamp

    2020World Journal of Clinical Cases10 citations Open access

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26. Pharmacokinetics of ibafloxacin following intravenous and oral administration to healthy Beagle dogs.

    M. Coulet, M. Van Borssum Waalkes, O. Leeuwenkamp, P. Cox +1 more

    2002Journal of Veterinary Pharmacology and Therapeutics10 citations

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27. Polarography of disodium pentacyanonitrosylferrate(II) : Part 1. Pulse Polarographic Behaviour and Determination at Trace Levels

    O. Leeuwenkamp, H. Jousma, E. J. van der Mark, W. P. van Bennekom +1 more

    198410 citations

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28. Investigation of the photochemical and thermal degradation of aqueous nitroprusside solutions using liquid chromatography

    O. Leeuwenkamp, E. J. van der Mark, W. P. van Bennekom, A. Bult

    19859 citations

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29. Specific cation effect in the reaction of nitroprusside with cysteine, acetophenone and sulfite (Legal and boedeker reaction)

    O. Leeuwenkamp, C. H. Vermaat, C. Plug, A. Bult

    1984Pharmaceutisch Weekblad9 citations

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30. Electrochemistry of platinum complexes. I. Polarographic reduction mechanism with reference to electrochemical detection

    F. Elferink, O. Leeuwenkamp, H. Pinedo, W. V. D. van der Vijgh

    19878 citations

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31. Use of [177Lu]Lu-DOTA-TATE in the treatment of gastroenteropancreatic neuroendocrine tumours: Results of a UK cost-effectiveness modelling study

    M. Glover, M. Caplin, O. Leeuwenkamp, L. Longworth

    2021EJC Supplements7 citations Open access

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32. Reaction kinetics of cisplatin and its monoaquated species with the (potential) renal protecting agents (di)mesna and thiosulfate

    O. Leeuwenkamp, W. V. D. van der Vijgh, J. Neijt, H. Pinedo

    2004Cancer Chemotherapy and Pharmacology7 citations

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33. Polarography of disodium pentacyanonitrosylferrate(II)

    O. Leeuwenkamp, H. Jousma, E. J. van der Mark, W. P. van Bennekom +1 more

    19847 citations

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34. Reversed-phase ion-pair chromatographic method for the determination of nitroprusside in photolyzed solutions

    O. Leeuwenkamp, E. J. van der Mark, P. M. van der Klauw, W. P. van Bennekom +1 more

    19847 citations

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35. Estimation of Health-Related Utilities for 177Lu-DOTATATE in GEP-NET Patients Using Utilities Mapped from EORTC QLQ-C30 to EQ-5D-3L and QLU-C10D Utilities

    Ioana Soare, O. Leeuwenkamp, L. Longworth

    2021PharmacoEconomics - Open6 citations Open access

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36. PMH4 ASSOCIATION BETWEEN CHANGES ON THE NEGATIVE SYMPTOM ASSESSMENT SCALE AND MEASUREES OF FUNCTIONAL OUTCOME IN SCHIZOPHRENIA

    O. Leeuwenkamp, D. Velligan, M. Wang, G. Haig +3 more

    20065 citations Open access

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37. Synthesis of [N,N′-phenylenebis(salicylideniminato)] mononitrosyliron and its characterization in the solid state (IR,EPR, mössbauer, X-ray analysis and magnetic susceptibility)

    O. Leeuwenkamp, C. Plug, A. Bult

    19874 citations

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38. Real-world comparison of healthcare resource utilization and costs of [177Lu]Lu-DOTA-TATE in patients with progressive neuroendocrine tumors in England: a matched cohort analysis using data from the hospital episode statistics dataset

    Tony Cox, M. O'Connell, O. Leeuwenkamp, S. Palimaka +1 more

    2022Current Medical Research and Opinion3 citations

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39. Reply to Farkouh RA et al. Comment on “Cost-Effectiveness Evaluation of the 10-Valent Pneumococcal Non-Typeable Haemophilus Influenzae Protein D Conjugate Vaccine and 13-Valent Pneumococcal Vaccine in Japanese Children”

    M. Shiragami, Akiko Mizukami, O. Leeuwenkamp, T. Mrkvan +3 more

    2015Infectious Disease and Therapy3 citations Open access

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40. No Pharmacokinetic or Pharmacodynamic Interaction Between Theophylline and the Leukotriene Biosynthesis Inhibitor BAY x 1005

    H. Groen, Harm L. Moesker, O. Leeuwenkamp, F. Sollie +1 more

    1996Journal of clinical pharmacology3 citations

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41. Corrigendum to "Peptide receptor radiotherapy re-treatment in patients with progressive neuroendocrine tumors: A systematic review and meta-analysis" [Cancer Treatm. Rev. 93 (2021) 102141].

    J. Strosberg, O. Leeuwenkamp, M. K. Siddiqui

    2021Cancer Treatment Reviews2 citations Open access

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42. Associations between negative symptoms, service use, and costs in patients with schizophrenia in five European countries

    M. Knapp, P. McCrone, O. Leeuwenkamp

    20072 citations

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43. ES2/PMH44 COSTS AND OUTCOMES OF ATYPICAL ANTIPSYCHOTICS FOR THE TREATMENT OF ACUTE SCHIZOPHRENIA

    O. Leeuwenkamp, R. Morlock, C. Bell, A. Brogan +1 more

    20072 citations Open access

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44. 399 – Humanistic and economic outcomes associated with negative symptoms in patients with schizophrenia

    D. Velligan, Leah Kleinman, Sally Mannix, O. Leeuwenkamp +1 more

    20081 citations

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45. P.2.e.014 A multinational assessment of quality of life and resource use by bipolar disorder patients in Europe and the US

    O. Leeuwenkamp, R. Morlock, G. Milligan, R. Perry

    20071 citations

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46. Abstracts of papers

    W. J. van Oort, B. Kerkhofs, A. V. van Dijk, O. A. G. J. van der Houwen +60 more

    2005Pharmaceutisch Weekblad1 citations

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47. 91322218 Calcium supplementation reduces vertebral bone loss in perimenopausal women: A controlled trial in 248 women between 46 and 55 years of age

    P. Elders, J. Netelenbos, P. Lips, F. V. van Ginkel +4 more

    19921 citations

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48. Short-term effects of Org OD 14 and 17 beta-oestradiol on bone and lipid metabolism in early post-menopausal women.

    J. Netelenbos, M. Siregar-Emck, L. Schot, F. C. van Ginkel +2 more

    1991Maturitas1 citations

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49. AGE-RELATED PHARMACOKINETICS OF INTESTINAL CALCIUM ABSORPTION

    A. J. A. M. Sips, W. V. D. van der Vijgh, O. Leeuwenkamp, H. Theuns +3 more

    19911 citations

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50. PDB9 Real World Comparison of Healthcare Resource Use of 177lutetium Oxodotretotide (LUTATHERA®) in England and Matched Cohort Analysis of Progressive Neuroendocrine Tumour Patients Using the Hospital Episodes Statistics Database

    T. Cox, M. O'Connell, O. Leeuwenkamp, S. Palimaka +1 more

    20210 citations Open access

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