| Increased prevalence of severe malaria in HIV-infected adults in South Africa C Cohen, A Karstaedt, J Frean, J Thomas, N Govender, E Prentice, L Dini, ... Clinical infectious diseases 41 (11), 1631-1637, 2005 | 234 | 2005 |
| Yersiniosis I: microbiological and clinicoepidemiological aspects of plague and non-plague Yersinia infections RA Smego, J Frean, HJ Koornhof European Journal of Clinical Microbiology and Infectious Diseases 18 (1), 1, 1999 | 181 | 1999 |
| Crowdsourcing malaria parasite quantification: an online game for analyzing images of infected thick blood smears MA Luengo-Oroz, A Arranz, J Frean Journal of medical Internet research 14 (6), e167, 2012 | 158 | 2012 |
| Understanding and managing sanitary risks due to rodent zoonoses in an African city: beyond the Boston Model PJ Taylor, L Arntzen, M Hayter, M Iles, J Frean, S Belmain Integrative Zoology 3 (1), 38-50, 2008 | 132 | 2008 |
| External quality assessment of national public health laboratories in Africa, 2002-2009 J Frean, O Perovic, V Fensham, K McCarthy, A Gottberg, L Gouveia, ... Bulletin of the World Health Organization 90 (3), 191-199, 2012 | 100 | 2012 |
| Development of standardized laboratory methods and quality processes for a phase III study of the RTS, S/AS01 candidate malaria vaccine C Swysen, J Vekemans, M Bruls, S Oyakhirome, C Drakeley, P Kremsner, ... Malaria journal 10, 1-8, 2011 | 87 | 2011 |
| Reviewing South Africa’s malaria elimination strategy (2012–2018): progress, challenges and priorities J Raman, N Morris, J Frean, B Brooke, L Blumberg, P Kruger, A Mabusa, ... Malaria journal 15, 1-11, 2016 | 76 | 2016 |
| In vitro activities of 14 antibiotics against 100 human isolates of Yersinia pestis from a southern African plague focus JA Frean, L Arntzen, T Capper, A Bryskier, KP Klugman Antimicrobial agents and chemotherapy 40 (11), 2646-2647, 1996 | 76 | 1996 |
| An outbreak of hepatitis E in Northern Namibia, 1983. M Isaäcson, J Frean, J He, J Seriwatana, BL Innis The American journal of tropical medicine and hygiene 62 (5), 619-625, 2000 | 75 | 2000 |
| Reliable enumeration of malaria parasites in thick blood films using digital image analysis JA Frean Malaria journal 8, 1-8, 2009 | 70 | 2009 |
| Unusual Case of Acanthamoeba polyphaga andPseudomonas aeruginosa Keratitis in a Contact Lens Wearer from Gauteng, South Africa LA Dini, C Cockinos, JA Frean, IA Niszl, MB Markus Journal of Clinical Microbiology 38 (2), 826-829, 2000 | 66 | 2000 |
| Case report: gnathostomiasis in two travelers to Zambia DC Hale, L Blumberg, J Frean American Journal of Tropical Medicine and Hygiene 68 (6), 707-709, 2003 | 63 | 2003 |
| An exploratory study of factors that affect the performance and usage of rapid diagnostic tests for malaria in the Limpopo Province, South Africa D Moonasar, AE Goga, J Frean, P Kruger, D Chandramohan Malaria journal 6, 1-5, 2007 | 62 | 2007 |
| Prevalence of selected zoonotic diseases and risk factors at a human-wildlife-livestock interface in Mpumalanga Province, South Africa GJG Simpson, V Quan, J Frean, DL Knobel, J Rossouw, J Weyer, ... Vector-Borne and Zoonotic Diseases 18 (6), 303-310, 2018 | 60 | 2018 |
| High Prevalence of Dihydropteroate Synthase Mutations in Pneumocystis jirovecii Isolated from Patients with Pneumocystis Pneumonia in South Africa L Dini, M du Plessis, J Frean, V Fernandez Journal of clinical microbiology 48 (6), 2016-2021, 2010 | 60 | 2010 |
| First insights into species and genotypes of Echinococcus in South Africa BK Mogoye, CN Menezes, ML Wong, S Stacey, D von Delft, K Wahlers, ... Veterinary Parasitology 196 (3-4), 427-432, 2013 | 59 | 2013 |
| Genetic Characterization of Cryptosporidium spp. in Diarrhoeic Children from Four Provinces in South Africa N Abu Samra, PN Thompson, F Jori, J Frean, B Poonsamy, D Du Plessis, ... Zoonoses and public health 60 (2), 154-159, 2013 | 56 | 2013 |
| Microscopic determination of malaria parasite load: role of image analysis J Frean Microscopy: Science, technology, Applications, and Education, 862-866, 2010 | 54 | 2010 |
| Seroprevalence of Toxoplasma gondii Infection in HIV-positive and HIV-negative subjects in Gauteng, South Africa K Kistiah, J Winiecka-Krusnell, A Barragan, A Karstaedt, J Frean Southern African Journal of Epidemiology and Infection 26 (4), 225-228, 2011 | 53 | 2011 |
| High rate of Bartonella henselae infection in HIV-positive outpatients in Johannesburg, South Africa J Frean, S Arndt, D Spencer Transactions of the Royal Society of Tropical Medicine and Hygiene 96 (5 …, 2002 | 53 | 2002 |
