Also at Ghana College of Physicians and Surgeonsfrom their recent papers
Publishing since 1994, latest 2026
20 other works — preprints, datasets and the like — are listed but not counted.
Papers, and the citations to them
2011PLoS MedicineJournalOpen access444 citations10.1371/journal.pmed.1001073
2011PLoS MedicineJournalOpen access
Citations received each year
To all their work, old papers included. Google Scholar also counts citations from theses, books and web pages, so its line runs higher.
Subfields
Topics most written on
Most frequent partner countries
Papers with at least one author in that country.
Institutions written with most
British Journal of Sports Medicine
Every institution they have given on a paper.
2011Health Policy and PlanningJournal204 citations10.1093/heapol/czr032
2011PLoS MedicineJournalOpen access166 citations10.1371/journal.pmed.1001081
2011Tropical Medicine & International HealthJournal34 citations10.1111/j.1365-3156.2011.02886.x
2010Social Science & MedicineJournal286 citations10.1016/j.socscimed.2010.10.025
2010Health PolicyJournalFirst authorCorresponding94 citations10.1016/j.healthpol.2010.09.018
2010Tropical Medicine & International HealthJournal48 citations10.1111/j.1365-3156.2010.02663.x
2010Tropical Medicine & International HealthJournalOpen accessFirst author19 citations10.1111/j.1365-3156.2010.02639.x
2009PubMedJournalOpen access53 citations
2009Health PolicyJournal53 citations10.1016/j.healthpol.2009.11.017
2007Health Policy and PlanningJournalOpen accessFirst authorCorresponding375 citations10.1093/heapol/czn002
2006Tropical Medicine & International HealthJournalOpen accessSenior author38 citations10.1111/j.1365-3156.2006.01621.x
2005Tropical Medicine & International HealthJournalCorresponding45 citations10.1111/j.1365-3156.2005.01484.x
2004The International Journal of Health Planning and ManagementJournalFirst authorCorresponding166 citations10.1002/hpm.770
2004American Journal of Tropical Medicine and HygieneJournalFirst author21 citations10.4269/ajtmh.2004.71.162
2002Social Science & MedicineJournalFirst authorCorresponding60 citations10.1016/s0277-9536(01)00366-5
2001Tropical Medicine & International HealthJournal114 citations10.1046/j.1365-3156.2001.00740.x
2001Quality Management in Health CareJournalFirst author13 citations10.1097/00019514-200109040-00002
2001Health Policy and PlanningJournal52 citations10.1093/heapol/16.suppl_1.24
1999Health Policy and PlanningJournalFirst authorCorresponding96 citations10.1093/heapol/14.1.59
1999Journal of Biosocial ScienceJournalFirst author84 citations10.1017/s0021932099000796
1997Acta TropicaJournalFirst authorCorresponding6 citations10.1016/s0001-706x(97)00659-1
1996Practicing AnthropologyJournal4 citations10.17730/praa.18.3.u2562l207411171q
1994Acta TropicaJournalFirst authorCorresponding80 citations10.1016/0001-706x(94)90025-6
1994PubMedJournalSenior author12 citations
Health Policy and Planning
Social Science & Medicine1