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A. Ramsay · SciRah

Researcher profile · Semantic Scholar

A. Ramsay

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A. Ramsay — researcher profile on SciRah

h-index: 39
Works: 109
Citations: 7,007

Most-cited papers

REASSURED diagnostics to inform disease control strategies, strengthen health systems and improve patient outcomes
K. Land, Debrah I. Boeras, Xiang-Sheng Chen, A. Ramsay +1 more
2018Nature Microbiology921 citations Open access
Semantic Scholar
The need for operational research and capacity-building in support of the Global Technical Strategy for Malaria 2016–2030
A. Ramsay, P. Olliaro, J. Reeder
2016Malaria Journal287 citations Open access
Semantic Scholar
Commercial Serological Tests for the Diagnosis of Active Pulmonary and Extrapulmonary Tuberculosis: An Updated Systematic Review and Meta-Analysis
K. Steingart, L. Flores, N. Dendukuri, I. Schiller +4 more
2011PLoS Medicine277 citations Open access
Semantic Scholar
Yield of serial sputum specimen examinations in the diagnosis of pulmonary tuberculosis: a systematic review.
S. Mase, A. Ramsay, Vivienne Ng, M. Henry +6 more
2007The International Journal of Tuberculosis and Lung Disease274 citations
Semantic Scholar
Commercial Serological Antibody Detection Tests for the Diagnosis of Pulmonary Tuberculosis: A Systematic Review
K. Steingart, M. Henry, S. Laal, P. Hopewell +5 more
2007PLoS Medicine260 citations Open access
Semantic Scholar
Performance of Purified Antigens for Serodiagnosis of Pulmonary Tuberculosis: a Meta-Analysis
K. Steingart, N. Dendukuri, M. Henry, I. Schiller +5 more
2008Clinical and Vaccine Immunology200 citations Open access
Semantic Scholar
Drug-resistant tuberculosis--current dilemmas, unanswered questions, challenges, and priority needs.
Alimuddin Zumla, I. Abubakar, M. Raviglione, M. Hoelscher +20 more
2012Journal of Infectious Diseases186 citations
Semantic Scholar
Optimizing sputum smear microscopy for the diagnosis of pulmonary tuberculosis
K. Steingart, A. Ramsay, M. Pai
2007Expert Review of Anti-Infective Therapy180 citations Open access
Semantic Scholar
A systematic review of commercial serological antibody detection tests for the diagnosis of extrapulmonary tuberculosis
K. Steingart, M. Henry, S. Laal, P. Hopewell +5 more
2007Thorax169 citations Open access
Semantic Scholar
New and improved tuberculosis diagnostics: evidence, policy, practice, and impact
M. Pai, J. Minion, K. Steingart, A. Ramsay
2010Current opinion in pulmonary medicine133 citations
Semantic Scholar
Mycobacterium tuberculosis whole genome sequencing and protein structure modelling provides insights into anti-tuberculosis drug resistance
J. Phelan, F. Coll, R. McNerney, D. Ascher +12 more
2016BMC Medicine110 citations Open access
Semantic Scholar
Evidence-Based Tuberculosis Diagnosis
M. Pai, A. Ramsay, R. O'Brien
2008PLoS Medicine110 citations Open access
Semantic Scholar
Systematic Review and Meta-Analysis of Antigen Detection Tests for the Diagnosis of Tuberculosis
L. Flores, K. Steingart, N. Dendukuri, I. Schiller +5 more
2011Clinical and Vaccine Immunology107 citations Open access
Semantic Scholar
LED Fluorescence Microscopy for the Diagnosis of Pulmonary Tuberculosis: A Multi-Country Cross-Sectional Evaluation
L. Cuevas, N. Al-Sonboli, L. Lawson, M. Yassin +18 more
2011PLoS Medicine88 citations Open access
Semantic Scholar
Quality and Reporting of Diagnostic Accuracy Studies in TB, HIV and Malaria: Evaluation Using QUADAS and STARD Standards
P. Fontela, Nitika Pant Pai, I. Schiller, N. Dendukuri +2 more
2009PLoS ONE87 citations Open access
Semantic Scholar
A Multi-Country Non-Inferiority Cluster Randomized Trial of Frontloaded Smear Microscopy for the Diagnosis of Pulmonary Tuberculosis
L. Cuevas, M. Yassin, N. Al-Sonboli, L. Lawson +19 more
2011PLoS Medicine77 citations Open access
Semantic Scholar
Reporting guidelines for implementation and operational research
Simon Hales, Ana Lesher-Treviño, N. Ford, D. Maher +2 more
2015Bulletin of the World Health Organization68 citations Open access
Semantic Scholar
Bleach sedimentation: an opportunity to optimize smear microscopy for tuberculosis diagnosis in settings of high prevalence of HIV.
M. Bonnet, A. Ramsay, W. Githui, L. Gagnidze +2 more
2008Clinical Infectious Diseases67 citations Open access
Semantic Scholar
The Structured Operational Research and Training Initiative for public health programmes.
A. Ramsay, A. Harries, R. Zachariah, K. Bissell +16 more
2014Public Health Action66 citations Open access
Semantic Scholar
Which new diagnostics for tuberculosis, and when?
F. Cobelens, S. van den Hof, M. Pai, S. Squire +2 more
2012Journal of Infectious Diseases63 citations Open access
Semantic Scholar
Serological tests for the diagnosis of active tuberculosis: relevance for India
K. Steingart, A. Ramsay, D. Dowdy, M. Pai
2012The Indian journal of medical research61 citations
Semantic Scholar
Duration and associated factors of patient delay during tuberculosis screening in rural Cameroon
A. Cambanis, A. Ramsay, M. Yassin, L. Cuevas
2007Tropical medicine & international health60 citations Open access
Semantic Scholar
The role of active case finding in reducing patient incurred catastrophic costs for tuberculosis in Nepal
S. Gurung, Kritika Dixit, B. Rai, M. Caws +19 more
2019Infectious Diseases of Poverty58 citations Open access
Semantic Scholar
Are peripheral microscopy centres ready for next generation molecular tuberculosis diagnostics?
C. Denkinger, I. Nicolau, A. Ramsay, P. Chedore +1 more
2013European Respiratory Journal58 citations Open access
Semantic Scholar
Front-Loading Sputum Microscopy Services: An Opportunity to Optimise Smear-Based Case Detection of Tuberculosis in High Prevalence Countries
A. Ramsay, M. Yassin, A. Cambanis, S. Hirao +9 more
2009Journal of Tropical Medicine56 citations Open access
Semantic Scholar
Widespread use of serological tests for tuberculosis: data from 22 high-burden countries
J. Grenier, L. Pinto, Deepthi Nair, K. Steingart +3 more
2012European Respiratory Journal53 citations Open access
Semantic Scholar
Investing time in microscopy: an opportunity to optimise smear-based case detection of tuberculosis.
A. Cambanis, A. Ramsay, V. Wirkom, E. Tata +1 more
2007The International Journal of Tuberculosis and Lung Disease52 citations
Semantic Scholar
Comparison of LED and Conventional Fluorescence Microscopy for Detection of Acid Fast Bacilli in a Low-Incidence Setting
J. Minion, M. Pai, A. Ramsay, D. Menzies +1 more
2011PLoS ONE51 citations Open access
Semantic Scholar
Newly Developed Primers for Comprehensive Amplification of the rpoB Gene and Detection of Rifampin Resistance in Mycobacterium tuberculosis
L. Rigouts, O. Nolasco, P. de Rijk, E. Nduwamahoro +4 more
2006Journal of Clinical Microbiology51 citations Open access
Semantic Scholar
Performance of LED-Based Fluorescence Microscopy to Diagnose Tuberculosis in a Peripheral Health Centre in Nairobi
M. Bonnet, L. Gagnidze, W. Githui, P. Guérin +3 more
2011PLoS ONE50 citations Open access
Semantic Scholar
A one-day method for the diagnosis of pulmonary tuberculosis in rural Ethiopia.
A. Cambanis, M. Yassin, A. Ramsay, S. Squire +2 more
2006The International Journal of Tuberculosis and Lung Disease45 citations
Semantic Scholar
Reducing the number of sputum samples examined and thresholds for positivity: an opportunity to optimise smear microscopy.
Maryline Bonnet, A. Ramsay, L. Gagnidze, W. Githui +2 more
2007The International Journal of Tuberculosis and Lung Disease42 citations
Semantic Scholar
The TDR Tuberculosis Strain Bank: a resource for basic science, tool development and diagnostic services.
V. Vincent, L. Rigouts, E. Nduwamahoro, B. Holmes +7 more
2012The International Journal of Tuberculosis and Lung Disease41 citations
Semantic Scholar
Building Global Capacity for Conducting Operational Research Using the SORT IT Model: Where and Who?
R. Zachariah, Stefanie Rust, S. Berger, N. Guillerm +8 more
2016PLoS ONE39 citations Open access
Semantic Scholar
Same‐day smears in the diagnosis of tuberculosis
S. Hirao, M. Yassin, H. G. Khamofu, L. Lawson +3 more
2007Tropical medicine & international health38 citations
Semantic Scholar
Research to policy and practice change: is capacity building in operational research delivering the goods?
R. Zachariah, N. Guillerm, S. Berger, Ajay M. V. Kumar +12 more
2014Tropical medicine & international health37 citations Open access
Semantic Scholar
High Prevalence of Tuberculosis and Serious Bloodstream Infections in Ambulatory Individuals Presenting for Antiretroviral Therapy in Malawi
Richard A. Bedell, S. Anderson, M. van Lettow, A. Åkesson +7 more
2012PLoS ONE37 citations Open access
Semantic Scholar
Making innovations accessible to the poor through implementation research.
S. Squire, A. Ramsay, S. van den Hof, K. Millington +7 more
2011The International Journal of Tuberculosis and Lung Disease34 citations Open access
Semantic Scholar
Drug-resistant tuberculosis in Eastern Europe: challenges and ways forward.
C. D. Acosta, A. Dadu, A. Ramsay, M. Dara
2014Public Health Action31 citations Open access
Semantic Scholar
Recurrent tuberculosis and associated factors: A five - year countrywide study in Uzbekistan
J. Gadoev, D. Asadov, A. Harries, N. Parpieva +8 more
2017PLoS ONE30 citations Open access
Semantic Scholar
Sputum, sex and scanty smears: new case definition may reduce sex disparities in smear-positive tuberculosis.
A. Ramsay, Maryline Bonnet, L. Gagnidze, W. Githui +2 more
2009The International Journal of Tuberculosis and Lung Disease30 citations
Semantic Scholar
Microbiological validation of smear microscopy after sputum digestion with bleach; a step closer to a one-stop diagnosis of pulmonary tuberculosis.
L. Lawson, M. Yassin, A. Ramsay, I. Olajide +4 more
2006Tuberculosis30 citations
Semantic Scholar
Patients direct costs to undergo TB diagnosis
R. A. de Cuevas, L. Lawson, N. Al-Sonboli, N. Al-Aghbari +13 more
2016Infectious Diseases of Poverty26 citations Open access
Semantic Scholar
Towards harmonization of microscopy methods for malaria clinical research studies
M. Dhorda, E. Ba, J. Baird, J. Barnwell +20 more
2020Malaria Journal25 citations Open access
Semantic Scholar
The TDR Tuberculosis Specimen Bank: a resource for diagnostic test developers.
C. Nathanson, L. Cuevas, J. Cunningham, M. Perkins +4 more
2010The International Journal of Tuberculosis and Lung Disease25 citations
Semantic Scholar
A systematic review of strategies adopted to scale up COVID-19 testing in low-, middle- and high-income countries
W. Muttamba, Bernadette O'Hare, Vibhor Saxena, M. Bbuye +4 more
2022BMJ Open23 citations Open access
Semantic Scholar
New synthetic lipid antigens for rapid serological diagnosis of tuberculosis
Alison Jones, M. Pitts, J. R. Al Dulayymi, James Gibbons +4 more
2017PLoS ONE23 citations Open access
Semantic Scholar
New Policies, New Technologies: Modelling the Potential for Improved Smear Microscopy Services in Malawi
A. Ramsay, L. Cuevas, C. Mundy, C. Nathanson +5 more
2009PLoS ONE23 citations Open access
Semantic Scholar
Does the Structured Operational Research and Training Initiative (SORT IT) continue to influence health policy and/or practice?
J. Tripathy, Ajay M. V. Kumar, N. Guillerm, S. Berger +5 more
2018Global Health Action21 citations Open access
Semantic Scholar
Management of multi- and extensively drug-resistant tuberculosis in Ukraine: how well are we doing?
N. Lytvynenko, S. Cherenko, Y. Feschenko, M. Pogrebna +6 more
2014Public Health Action21 citations Open access
Semantic Scholar

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