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G. Nikolopoulos · SciRah

Researcher profile · Semantic Scholar

G. Nikolopoulos

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G. Nikolopoulos — researcher profile on SciRah

h-index: 41
Works: 193
Citations: 5,814

Most-cited papers

Environmental Risk Factors for Inflammatory Bowel Diseases: an Umbrella Review of Meta-analyses.
D. Piovani, S. Danese, L. Peyrin-Biroulet, G. Nikolopoulos +2 more
2019Gastroenterology633 citations Open access
Semantic Scholar
Sepsis-Induced Coagulopathy: An Update on Pathophysiology, Biomarkers, and Current Guidelines
A. Tsantes, Stauroula Parastatidou, Emmanuel A. Tsantes, Elli Bonova +10 more
2023Life179 citations Open access
Semantic Scholar
Non-Communicable Diseases: The Invisible Epidemic
D. Piovani, G. Nikolopoulos, S. Bonovas
2022Journal of Clinical Medicine108 citations Open access
Semantic Scholar
Systematic review with meta‐analysis: biologics and risk of infection or cancer in elderly patients with inflammatory bowel disease
D. Piovani, S. Danese, L. Peyrin-Biroulet, G. Nikolopoulos +1 more
2020Alimentary Pharmacology and Therapeutics58 citations
Semantic Scholar
Reference ranges of thromboelastometry in healthy full-term and pre-term neonates
Rozeta Sokou, L. Foudoulaki-Paparizos, T. Lytras, Aikaterini Konstantinidi +10 more
2017Clinical Chemistry and Laboratory Medicine55 citations
Semantic Scholar
Thromboelastometry for diagnosis of neonatal sepsis-associated coagulopathy: an observational study
Rozeta Sokou, George Giallouros, Aikaterini Konstantinidi, K. Pantavou +11 more
2018European Journal of Pediatrics50 citations
Semantic Scholar
Comparative safety of systemic and low‐bioavailability steroids in inflammatory bowel disease: Systematic review and network meta‐analysis
S. Bonovas, G. Nikolopoulos, T. Lytras, G. Fiorino +2 more
2018British Journal of Clinical Pharmacology49 citations Open access
Semantic Scholar
The Opioid/Overdose Crisis as a Dialectics of Pain, Despair, and One-Sided Struggle
S. Friedman, Noa Krawczyk, D. Perlman, P. Mateu-Gelabert +5 more
2020Frontiers in Public Health48 citations Open access
Semantic Scholar
Pre-Exposure Prophylaxis (PrEP) awareness and use within high HIV transmission networks
Kellie Schueler, M. Ferreira, G. Nikolopoulos, B. Skaathun +4 more
2019Aids and Behavior46 citations Open access
Semantic Scholar
Risk network approaches to locating undiagnosed HIV cases in Odessa, Ukraine
P. Smyrnov, Leslie D. Williams, A. Korobchuk, Y. Sazonova +6 more
2018Journal of the International AIDS Society43 citations Open access
Semantic Scholar
Risk of cancer in inflammatory bowel diseases: umbrella review and re-analysis of meta-analyses.
D. Piovani, C. Hassan, A. Repici, L. Rimassa +4 more
2022Gastroenterology42 citations
Semantic Scholar
The Impact of Climate Change on Cholera: A Review on the Global Status and Future Challenges
Eirini Christaki, P. Dimitriou, K. Pantavou, G. Nikolopoulos
2020Atmosphere41 citations Open access
Semantic Scholar
Safety of biological therapies in ulcerative colitis: An umbrella review of meta-analyses.
S. Bonovas, K. Pantavou, Despo Evripidou, A. J. Bastiampillai +3 more
2018Best practice & research. Clinical gastroenterology41 citations
Semantic Scholar
Big Events theory and measures may help explain emerging long-term effects of current crises
S. Friedman, P. Mateu-Gelabert, G. Nikolopoulos, M. Cerdá +5 more
2021Global Public Health37 citations Open access
Semantic Scholar
ROTEM diagnostic capacity for measuring fibrinolysis in neonatal sepsis.
Maria Lampridou, Rozeta Sokou, A. Tsantes, M. Theodoraki +10 more
2020Thrombosis Research36 citations
Semantic Scholar
Outdoor air quality and human health: An overview of reviews of observational studies.
G. Markozannes, K. Pantavou, E. Rizos, O. A. Sindosi +6 more
2022Environmental Pollution35 citations
Semantic Scholar
Allergy-Test-Based Elimination Diets for the Treatment of Eosinophilic Esophagitis: A Systematic Review of Their Efficacy
C. Pitsios, E. Vassilopoulou, K. Pantavou, I. Terreehorst +6 more
2022Journal of Clinical Medicine35 citations Open access
Semantic Scholar
Perceived air quality and particulate matter pollution based on field survey data during a winter period
K. Pantavou, B. Psiloglou, S. Lykoudis, A. Mavrakis +1 more
2018International journal of biometeorology34 citations
Semantic Scholar
Beyond the physical risk: Psychosocial impact and coping in healthcare professionals during the COVID‐19 pandemic
T. Fteropoulli, T. Kalavana, A. Yiallourou, Marios Karaiskakis +4 more
2021Journal of Clinical Nursing33 citations Open access
Semantic Scholar
Performance of Antigen Detection Tests for SARS-CoV-2: A Systematic Review and Meta-Analysis
Anastasia Tapari, G. Braliou, M. Papaefthimiou, Helen Mavriki +3 more
2022Diagnostics32 citations Open access
Semantic Scholar
Efficacy and safety of biologic agents and tofacitinib in moderate-to-severe ulcerative colitis: A systematic overview of meta-analyses
K. Pantavou, A. Yiallourou, D. Piovani, Despo Evripidou +4 more
2019United European Gastroenterology journal32 citations Open access
Semantic Scholar
Rotational Thromboelastometry Findings Are Associated with Symptomatic Venous Thromboembolic Complications after Hip Fracture Surgery
A. Tsantes, D. Papadopoulos, Ioannis G. Trikoupis, Konstantina A. Tsante +9 more
2021Clinical Orthopaedics and Related Research30 citations Open access
Semantic Scholar
The role of ROTEM variables based on clot elasticity and platelet component in predicting bleeding risk in thrombocytopenic critically ill neonates
Stavroula Parastatidou, Rozeta Sokou, A. Tsantes, Aikaterini Konstantinidi +12 more
2020European Journal of Haematology30 citations
Semantic Scholar
A network intervention to locate newly HIV infected persons within MSM networks in Chicago
E. Morgan, B. Skaathun, G. Nikolopoulos, D. Paraskevis +4 more
2018Aids and Behavior30 citations Open access
Semantic Scholar
Are European HIV cohort data within EuroCoord representative of the diagnosed HIV population?
G. Vourli, A. Pharris, F. Cazein, D. Costagliola +16 more
2018AIDS (London)25 citations Open access
Semantic Scholar
Influenza Virus—Host Co-evolution. A Predator-Prey Relationship?
K. Voskarides, Eirini Christaki, G. Nikolopoulos
2018Frontiers in Immunology24 citations Open access
Semantic Scholar
Extensive Testing and Public Health Interventions for the Control of COVID-19 in the Republic of Cyprus between March and May 2020
A. Quattrocchi, I. Mamais, C. Tsioutis, Eirini Christaki +31 more
2020Journal of Clinical Medicine23 citations Open access
Semantic Scholar
Use of wearable sensors to assess compliance of asthmatic children in response to lockdown measures for the COVID-19 epidemic
P. Kouis, A. Michanikou, P. Anagnostopoulou, E. Galanakis +10 more
2020Scientific Reports23 citations Open access
Semantic Scholar
Phylodynamics Helps to Evaluate the Impact of an HIV Prevention Intervention
Tetyana I. Vasylyeva, A. Zarebski, P. Smyrnov, Leslie D. Williams +10 more
2020Viruses22 citations Open access
Semantic Scholar
Recent HIV Infection: Diagnosis and Public Health Implications
G. Nikolopoulos, A. Tsantes
2022Diagnostics21 citations Open access
Semantic Scholar
Comparative Performance of Four Established Neonatal Disease Scoring Systems in Predicting In-Hospital Mortality and the Potential Role of Thromboelastometry
Rozeta Sokou, Maroula Tritzali, D. Piovani, Aikaterini Konstantinidi +10 more
2021Diagnostics20 citations Open access
Semantic Scholar
New missense variants in RELT causing hypomineralised amelogenesis imperfecta
G. Nikolopoulos, Claire E. L. Smith, S. Brookes, M. El-Asrag +6 more
2020Clinical Genetics19 citations Open access
Semantic Scholar
Molecular Analysis of Human Immunodeficiency Virus Type 1 (HIV-1)–Infected Individuals in a Network-Based Intervention (Transmission Reduction Intervention Project): Phylogenetics Identify HIV-1–Infected Individuals With Social Links
E. Kostaki, G. Nikolopoulos, E. Pavlitina, Leslie D. Williams +13 more
2018Journal of Infectious Diseases19 citations Open access
Semantic Scholar
Interpersonal attacks on the dignity of members of HIV key populations: A descriptive and exploratory study
S. Friedman, E. Pouget, M. Sandoval, D. Rossi +5 more
2017Aids and Behavior19 citations Open access
Semantic Scholar
The Safety and Efficacy of Tranexamic Acid in Oncology Patients Undergoing Endoprosthetic Reconstruction and a ROTEM-Based Evaluation of Their Hemostatic Profile: A Pilot Study
A. Tsantes, Ioannis G. Trikoupis, D. Papadopoulos, Stavros Goumenos +7 more
2021Cancers18 citations Open access
Semantic Scholar
Comparative assessment of budesonide-MMX and mesalamine in active, mild-to-moderate ulcerative colitis: a systematic review and network meta-analysis.
S. Bonovas, G. Nikolopoulos, D. Piovani, Marien González-Lorenzo +4 more
2019British Journal of Clinical Pharmacology18 citations Open access
Semantic Scholar
Interleukin gene polymorphisms and susceptibility to HIV-1 infection: a meta-analysis
C. Tsiara, G. Nikolopoulos, Niki L. Dimou, K. Pantavou +7 more
2018Journal Genetika18 citations
Semantic Scholar
Molecular Tracing of the Geographical Origin of Human Immunodeficiency Virus Type 1 Infection and Patterns of Epidemic Spread Among Migrants Who Inject Drugs in Athens
D. Paraskevis, E. Kostaki, G. Nikolopoulos, V. Sypsa +10 more
2017Clinical Infectious Diseases18 citations Open access
Semantic Scholar
The Prognostic Performance of Rotational Thromboelastometry for Excessive Bleeding and Increased Transfusion Requirements in Hip Fracture Surgeries.
A. Tsantes, D. Papadopoulos, Ioannis G. Trikoupis, Konstantina A. Tsante +9 more
2021Thrombosis and Haemostasis17 citations
Semantic Scholar
Thermal Conditions and Hospital Admissions: Analysis of Longitudinal Data from Cyprus (2009–2018)
K. Pantavou, George Giallouros, K. Philippopoulos, D. Piovani +3 more
2021International Journal of Environmental Research and Public Health16 citations Open access
Semantic Scholar
Laboratory Assessment of the Anticoagulant Activity of Apixaban in Patients With Nonvalvular Atrial Fibrillation
E. Kyriakou, K. Katogiannis, I. Ikonomidis, George Giallouros +12 more
2018Clinical and applied thrombosis/hemostasis16 citations Open access
Semantic Scholar
Social network approaches to locating people recently infected with HIV in Odessa, Ukraine
Leslie D. Williams, A. Korobchuk, P. Smyrnov, Y. Sazonova +10 more
2019Journal of the International AIDS Society15 citations Open access
Semantic Scholar
Network research experiences in New York and Eastern Europe: Lessons for the southern U.S. in understanding HIV transmission dynamics
S. Friedman, Leslie D. Williams, April M. Young, J. Teubl +12 more
2018Current HIV/AIDS Reports15 citations Open access
Semantic Scholar
Pre-Exposure Prophylaxis for HIV: Evidence and Perspectives.
G. Nikolopoulos, Eirini Christaki, D. Paraskevis, S. Bonovas
2017Current pharmaceutical design15 citations
Semantic Scholar
Toward a Theory of the Underpinnings and Vulnerabilities of Structural Racism: Looking Upstream from Disease Inequities among People Who Use Drugs
S. Friedman, Leslie D. Williams, Ashly E. Jordan, S. Walters +6 more
2022International Journal of Environmental Research and Public Health14 citations Open access
Semantic Scholar
HIV cascade of care in Greece: Useful insights from additional stages
G. Vourli, G. Nikolopoulos, V. Paparizos, A. Skoutelis +13 more
2018PLoS ONE13 citations Open access
Semantic Scholar
The Procoagulant Effect of COVID-19 on the Thrombotic Risk of Patients with Hip Fractures Due to Enhanced Clot Strength and Fibrinolysis Shutdown
A. Tsantes, D. Papadopoulos, Ioannis G. Trikoupis, Stavros Goumenos +9 more
2021Journal of Clinical Medicine12 citations Open access
Semantic Scholar
Identifying, linking, and treating people who inject drugs and were recently infected with HIV in the context of a network-based intervention
M. Psichogiou, George Giallouros, K. Pantavou, E. Pavlitina +12 more
2019AIDS Care12 citations Open access
Semantic Scholar
High-risk behaviors and their association with awareness of HIV status among participants of a large-scale prevention intervention in Athens, Greece
I. Pavlopoulou, S. Dikalioti, I. Gountas, V. Sypsa +5 more
2020BMC Public Health11 citations Open access
Semantic Scholar
Emerging Zoonotic Infections, Social Processes and Their Measurement and Enhanced Surveillance to Improve Zoonotic Epidemic Responses: A “Big Events” Perspective
S. Friedman, Ashly E. Jordan, D. Perlman, G. Nikolopoulos +1 more
2022International Journal of Environmental Research and Public Health10 citations Open access
Semantic Scholar

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