Profile: the Kilifi health and demographic surveillance system (KHDSS) JAG Scott, E Bauni, JC Moisi, J Ojal, H Gatakaa, C Nyundo, CS Molyneux, ... International journal of epidemiology 41 (3), 650-657, 2012 | 387 | 2012 |
Effect of ten-valent pneumococcal conjugate vaccine on invasive pneumococcal disease and nasopharyngeal carriage in Kenya: a longitudinal surveillance study LL Hammitt, AO Etyang, SC Morpeth, J Ojal, A Mutuku, N Mturi, JC Moisi, ... The Lancet, 2019 | 153 | 2019 |
Impact of 10-valent pneumococcal conjugate vaccine on invasive pneumococcal disease and nasopharyngeal carriage in Kenya L Hammitt, AO Etyang, SC Morpeth, J Ojal, A Mutuku, N Mturi, J Moisi, ... bioRxiv, 369876, 2018 | 153* | 2018 |
Human candidate gene polymorphisms and risk of severe malaria in children in Kilifi, Kenya: a case-control association study CM Ndila, S Uyoga, AW Macharia, G Nyutu, N Peshu, J Ojal, M Shebe, ... The Lancet Haematology 5 (8), e333-e345, 2018 | 116 | 2018 |
Excess child mortality after discharge from hospital in Kilifi, Kenya: a retrospective cohort analysis JC Moïsi, H Gatakaa, JA Berkley, K Maitland, N Mturi, CR Newton, ... Bulletin of the World Health Organization 89, 725-732, 2011 | 114 | 2011 |
The clinical epidemiology of sickle cell anemia In A frica AW Macharia, G Mochamah, S Uyoga, CM Ndila, G Nyutu, J Makale, ... American journal of hematology 93 (3), 363-370, 2018 | 92 | 2018 |
The INDEPTH standard population for low-and middle-income countries, 2013 O Sankoh, D Sharrow, K Herbst, C Whiteson Kabudula, N Alam, S Kant, ... Global health action 7 (1), 23286, 2014 | 79 | 2014 |
Acute seizures attributable to falciparum malaria in an endemic area on the Kenyan coast SM Kariuki, M Ikumi, J Ojal, M Sadarangani, R Idro, A Olotu, P Bejon, ... Brain 134 (5), 1519-1528, 2011 | 72 | 2011 |
Burden of disease in adults admitted to hospital in a rural region of coastal Kenya: an analysis of data from linked clinical and demographic surveillance systems AO Etyang, K Munge, EW Bunyasi, L Matata, C Ndila, S Kapesa, M Owiti, ... The lancet global health 2 (4), e216-e224, 2014 | 65 | 2014 |
Rates of acquisition of pneumococcal colonization and transmission probabilities, by serotype, among newborn infants in Kilifi District, Kenya CC Tigoi, H Gatakaa, A Karani, D Mugo, S Kungu, E Wanjiru, J Jomo, ... Clinical infectious diseases 55 (2), 180-188, 2012 | 63 | 2012 |
Pneumococcal conjugate vaccine given shortly after birth stimulates effective antibody concentrations and primes immunological memory for sustained infant protection JAG Scott, J Ojal, L Ashton, A Muhoro, P Burbidge, D Goldblatt Clinical infectious diseases 53 (7), 663-670, 2011 | 52 | 2011 |
Assessing the efficiency of catch-up campaigns for the introduction of pneumococcal conjugate vaccine: a modelling study based on data from PCV10 introduction in Kilifi, Kenya S Flasche, J Ojal, OLP De Waroux, M Otiende, KL O’Brien, M Kiti, ... BMC medicine 15 (1), 113, 2017 | 43 | 2017 |
Immunogenicity, impact on carriage and reactogenicity of 10-valent pneumococcal non-typeable Haemophilus influenzae protein D conjugate vaccine in Kenyan children aged 1–4 … LL Hammitt, J Ojal, M Bashraheil, SC Morpeth, A Karani, A Habib, D Borys, ... PloS one 9 (1), e85459, 2014 | 43 | 2014 |
Pneumococcal conjugate vaccine induced IgG and nasopharyngeal carriage of pneumococci: Hyporesponsiveness and immune correlates of protection for carriage J Ojal, LL Hammitt, J Gaitho, JAG Scott, D Goldblatt Vaccine 35 (35), 4652-4657, 2017 | 37 | 2017 |
Strong gradients in forest sensitivity to climate change revealed by dynamics of forest fire cycles in the post Little Ice Age era I Drobyshev, Y Bergeron, MP Girardin, S Gauthier, C Ols, J Ojal Journal of Geophysical Research: Biogeosciences 122 (10), 2605-2616, 2017 | 36 | 2017 |
Sustained reduction in vaccine-type invasive pneumococcal disease despite waning effects of a catch-up campaign in Kilifi, Kenya: A mathematical model based on pre-vaccination data J Ojal, S Flasche, LL Hammitt, D Akech, MC Kiti, T Kamau, I Adetifa, ... Vaccine 35 (35), 4561-4568, 2017 | 29 | 2017 |
Multiple clinical episodes of Plasmodium falciparum malaria in a low transmission intensity setting: exposure versus immunity J Rono, A Färnert, L Murungi, J Ojal, G Kamuyu, F Guleid, G Nyangweso, ... BMC medicine 13 (1), 114, 2015 | 29 | 2015 |
Sustaining pneumococcal vaccination after transitioning from Gavi support: a modelling and cost-effectiveness study in Kenya J Ojal, U Griffiths, LL Hammitt, I Adetifa, D Akech, C Tabu, JAG Scott, ... The Lancet Global Health 7 (5), e644-e654, 2019 | 28 | 2019 |
Under-five mortality rate variation between the Health and Demographic Surveillance System (HDSS) and Demographic and Health Survey (DHS) approaches A Deribew, J Ojal, B Karia, E Bauni, M Oteinde BMC public health 16 (1), 1118, 2016 | 19 | 2016 |
Effect of Maternally Derived Anti-protein and Anticapsular IgG Antibodies on the Rate of Acquisition of Nasopharyngeal Carriage of Pneumococcus in Newborns J Ojal, D Goldblatt, C Tigoi, JAG Scott Clinical infectious diseases 66 (1), 121-130, 2017 | 10 | 2017 |