Nana Akosua Ansah

Efficacy of pentavalent rotavirus vaccine against severe rotavirus gastroenteritis in infants in developing countries in sub-Saharan Africa: a randomised, double-blind, placebo-controlled trial

George Armah, Samba O. Sow, Robert F. Breiman et al. · The Lancet · 2010 · 658 citations

Vaccination, Vaccine Safety, Vaccine Development +8

Human candidate gene polymorphisms and risk of severe malaria in children in Kilifi, Kenya: a case-control association study

Carolyne Ndila, Sophie Uyoga, Alexander W. Macharia et al. · The Lancet Haematology · 2018 · 120 citations · Full text

A phase 2b randomized, controlled trial of the efficacy of the GMZ2 malaria vaccine in African children

Sodiomon B. Sirima, Benjamin Mordmüller, Paul Milligan et al. · Vaccine · 2016 · 98 citations

Vaccination, Vaccine Development, African Children +7

Severe falciparum malaria in young children of the Kassena-Nankana district of northern Ghana

Abraham Oduro, Kwadwo Koram, William O. Rogers et al. · Malaria Journal · 2007 · 85 citations · Full text

A Randomized, Controlled Trial of the Impact of Alternative Dosing Schedules on the Immune Response to Human Rotavirus Vaccine in Rural Ghanaian Infants

George Armah, Kristen Lewis, Margaret M. Cortese et al. · The Journal of Infectious Diseases · 2016 · 55 citations · Full text