Cheung, YB; Xu, Y; Tan, SH; Cutts, F; Milligan, P; (2010) Estimation of intervention effects using first or multiple episodes in clinical trials: The Andersen-Gill model re-examined. Statistics in medicine, 29 (3). pp. 328-336. ISSN 0277-6715 DOI: https://doi.org/10.1002/sim.3783 Full text not available from this repository.

Kwambana, BA; Barer, MR; Bottomley, C; Adegbola, RA; Antonio, M; (2011) Early acquisition and high nasopharyngeal co-colonisation by Streptococcus pneumoniae and three respiratory pathogens amongst Gambian new-borns and infants. BMC infectious diseases, 11. ISSN 1471-2334 DOI: https://doi.org/10.1186/1471-2334-11-175

Obaro, SK; Enwere, GC; Deloria, M; Jaffar, S; Goldblatt, D; Brainsby, K; Hallander, H; McInnes, P; Greenwood, BM; McAdam, K; (2002) Safety and immunogenicity of pneumococcal conjugate vaccine in combination with diphtheria, tetanus toxoid, pertussis and Haemophilus influenzae type b conjugate vaccine. The Pediatric infectious disease journal, 21 (10). pp. 940-946. ISSN 0891-3668 DOI: https://doi.org/10.1097/01.inf.0000034245.88174.3c Full text not available from this repository.

Sinha, A; Kim, S; Ginsberg, G; Franklin, H; Kohberger, R; Strutton, D; Madhi, SA; Griffiths, UK; Klugman, KP; (2012) Economic burden of acute lower respiratory tract infection in South African children. Paediatrics and international child health, 32 (2). pp. 65-73. ISSN 2046-9047 DOI: https://doi.org/10.1179/2046905512Y.0000000010 Full text not available from this repository.