id	domain	url
ajlm-283	dx.doi.org	http://dx.doi.org/10.4102/ajlm.v5i1.283
ajlm-283	dx.doi.org	http://dx.doi.org/10.1046/j.1365-2893.2003.00487.x
ajlm-283	dx.doi.org	http://dx.doi.org/10.1016/j.vaccine.2011.12.116
ajlm-283	dx.doi.org	http://dx.doi.org/10.2105/ajph.79.7.893
ajlm-283	dx.doi.org	http://dx.doi.org/10.1002/(sici)1096-9071(199906)58:2<111::aid-jmv2>3.0.co;2-b
ajlm-283	dx.doi.org	http://dx.doi.org/10.1016/s0264-410x(01)00120-7
ajlm-283	dx.doi.org	http://dx.doi.org/10.1016/j.vaccine.2008.10.004
ajlm-283	dx.doi.org	http://dx.doi.org/10.7326/0003-4819-117-10-837
ajlm-283	dx.doi.org	http://dx.doi.org/10.1093/clinids/18.3.339
ajlm-283	dx.doi.org	http://dx.doi.org/10.1258/095646207780132523
ajlm-283	dx.doi.org	http://dx.doi.org/10.1111/j.1478-3231.2005.01054.x
ajlm-283	dx.doi.org	http://dx.doi.org/10.1016/j.vaccine.2013.08.028
ajlm-283	dx.doi.org	http://dx.doi.org/10.1093/ije/17.1.168
ajlm-283	dx.doi.org	http://dx.doi.org/10.1016/j.vaccine.2015.06.076
ajlm-283	dx.doi.org	http://dx.doi.org/10.1097/01.qai.0000143604.71857.5d
ajlm-283	dx.doi.org	http://dx.doi.org/10.1186/1743-422x-6-153
ajlm-283	dx.doi.org	http://dx.doi.org/10.1002/jmv.22138
ajlm-283	dx.doi.org	http://dx.doi.org/10.1099/0022-1317-78-7-1719
ajlm-283	dx.doi.org	http://dx.doi.org/10.1128/cvi.00223-06
ajlm-283	dx.doi.org	http://dx.doi.org/10.1016/s1386-6532(05)00384-7
ajlm-283	dx.doi.org	http://dx.doi.org/10.1111/j.1872-034x.2007.00098.x
ajlm-283	dx.doi.org	http://dx.doi.org/10.1093/epirev/mxj009
ajlm-283	dx.doi.org	http://dx.doi.org/10.1046/j.1440-1746.2000.02098.x
ajlm-283	dx.doi.org	http://dx.doi.org/10.7196/samj.7299
ajlm-283	dx.doi.org	http://dx.doi.org/10.1016/j.cld.2004.02.008
ajlm-283	dx.doi.org	http://dx.doi.org/10.1016/s0140-6736(83)90624-4
ajlm-283	dx.doi.org	http://dx.doi.org/10.7448/ias.17.1.18871
ajlm-283	dx.doi.org	http://dx.doi.org/10.1016/j.vaccine.2013.08.012