UK prevalence of underlying conditions which increase the risk of severe COVID-19 disease: a point prevalence study using electronic health records.Walker JL, Grint DJ, Strongman H, Eggo RM, Peppa M, Minassian C, Mansfield KE, Rentsch CT, Douglas IJ, Mathur R, Wong AYS, Quint JK, Andrews N, Bernal JL, Scott JA, Ramsay M, Smeeth L, McDonald HI
BMC Public Health, (2021). 21:484

Geographic access to care is not a determinant of child mortality in a rural Kenyan setting with high health facility density.Moisi JC, Gatakaa H, Noor AM, Williams TN, Bauni E, Tsofa B, Levine OS, Scott JA
BMC Public Health, (2010). 10:142

Immunization coverage and risk factors for failure to immunize within the Expanded Programme on Immunization in Kenya after introduction of new Haemophilus influenzae type b and hepatitis b virus antigens.Ndiritu M, Cowgill KD, Ismail A, Chiphatsi S, Kamau T, Fegan G, Feikin DR, Newton CR, Scott JA
BMC Public Health, (2006). 6:132