| COVID-19 vaccine coverage in health-care workers in England and effectiveness of BNT162b2 mRNA vaccine against infection (SIREN): a prospective, multicentre, cohort study VJ Hall, S Foulkes, A Saei, N Andrews, B Oguti, A Charlett, E Wellington, ... The Lancet 397 (10286), 1725-1735, 2021 | 804 | 2021 |
| SARS-CoV-2 infection rates of antibody-positive compared with antibody-negative health-care workers in England: a large, multicentre, prospective cohort study (SIREN) VJ Hall, S Foulkes, A Charlett, A Atti, EJM Monk, R Simmons, E Wellington, ... The Lancet 397 (10283), 1459-1469, 2021 | 716 | 2021 |
| Investigation of a Q fever outbreak in a rural area of The Netherlands I Karagiannis, B Schimmer, A Van Lier, A Timen, P Schneeberger, ... Epidemiology & Infection 137 (9), 1283-1294, 2009 | 193 | 2009 |
| Effectiveness of BNT162b2 mRNA vaccine against infection and COVID-19 vaccine coverage in healthcare workers in England, multicentre prospective cohort study (the SIREN Study) VJ Hall, S Foulkes, A Saei, N Andrews, B Oguti, A Charlett, E Wellington, ... | 160 | 2021 |
| A prospective, randomized comparison of adrenaline injection in combination with detachable snare versus adrenaline injection alone in the prevention of postpolypectomy … GA Paspatis, K Paraskeva, A Theodoropoulou, N Mathou, E Vardas, ... Official journal of the American College of Gastroenterology| ACG 101 (12 …, 2006 | 150 | 2006 |
| Warm, wet weather associated with increased Legionnaires' disease incidence in The Netherlands I Karagiannis, P Brandsema, M Van der Sande Epidemiology & Infection 137 (2), 181-187, 2009 | 114 | 2009 |
| The burden of extrapulmonary and meningitis tuberculosis: an investigation of national surveillance data, Germany, 2002 to 2009 T Ducomble, K Tolksdorf, I Karagiannis, B Hauer, B Brodhun, W Haas, ... Robert Koch-Institut, Infektionsepidemiologie, 2013 | 107 | 2013 |
| A waterborne Campylobacter jejuni outbreak on a Greek island I Karagiannis, T Sideroglou, K Gkolfinopoulou, A Tsouri, D Lampousaki, ... Epidemiology and Infection 138 (12), 1726-1734, 2010 | 70 | 2010 |
| Summer increase of Legionnaires' disease 2010 in The Netherlands associated with weather conditions and implications for source finding PS Brandsema, SM Euser, I Karagiannis, JW Den Boer, W Van Der Hoek Epidemiology & Infection 142 (11), 2360-2371, 2014 | 59 | 2014 |
| AQ fever outbreak in the Netherlands: a preliminary report I Karagiannis, G Morroy, A Rietveld, AM Horrevorts, M Hamans, ... Weekly releases (1997–2007) 12 (32), 3247, 2007 | 56 | 2007 |
| Factors influencing influenza vaccination rates among healthcare workers in Greek hospitals HC Maltezou, A Maragos, T Halharapi, I Karagiannis, K Karageorgou, ... J Hosp Infect 66 (2), 156-159, 2007 | 51 | 2007 |
| Mumps in a community with low vaccination coverage in the Netherlands. I Karagiannis, A Lier, RS van Binnendijk, H Ruijs, E Fanoy, ... | 46 | 2008 |
| Outbreak investigation of brucellosis in Thassos, Greece, 2008 I Karagiannis, K Mellou, K Gkolfinopoulou, G Dougas, ... Eusoruveillance, 2012 | 39 | 2012 |
| Enhanced surveillance of influenza A(H1N1)v in Greece during the containment phase T Lytras, G Theocharopoulos, S Tsiodras, A Mentis, T Panagiotopoulos, ... Eurosurveillance 14 (29), 2009 | 37 | 2009 |
| Herpes simplex virus type 1 in peptic ulcer disease: an inverse association with Helicobacter pylori K Tsamakidis, E Panotopoulou, D Dimitroulopoulos, D Xinopoulos, ... World Journal of Gastroenterology: WJG 11 (42), 6644, 2005 | 35 | 2005 |
| Effectiveness of routine and booster pertussis vaccination in children and adolescents, federal state of Brandenburg, Germany, 2002–2012 S Haller, M Dehnert, I Karagiannis, T Rieck, C Siffczyk, O Wichmann, ... The Pediatric infectious disease journal 34 (5), 513-519, 2015 | 34 | 2015 |
| Current measles outbreak in Serbia: a preliminary report Z Seguliev, P Đurić, V Petrovic, S Stefanovic, G Ćosić, IC Hrnjakovic, ... Weekly releases (1997–2007) 12 (11), 3155, 2007 | 31 | 2007 |
| Effectiveness of the 2012/13 trivalent live and inactivated influenza vaccines in children and adolescents in Saxony-Anhalt, Germany: a test-negative case-control study C Helmeke, L Gräfe, HM Irmscher, C Gottschalk, I Karagiannis, ... PLoS One 10 (4), e0122910, 2015 | 28 | 2015 |
| Compliance with boil water advice following a water contamination incident in the Netherlands in 2007 I Karagiannis, B Schimmer, AM de Roda Husman Eurosurveillance 14 (12), 19156, 2009 | 26 | 2009 |
| Outbreak of uncommon O4 non-agglutinating Salmonella typhimurium linked to minced pork, Saxony-Anhalt, Germany, January to April 2013 K Alt, S Simon, C Helmeke, C Kohlstock, R Prager, E Tietze, W Rabsch, ... Plos One 10 (6), e0128349, 2015 | 22 | 2015 |