Tears often shed.
Burgess
Margaret
M
National Centre for Immunisation Research, The University of Sydney and the Children's Hospital at Westmead.
D001315:Australia / Q000453:epidemiology; D002675:Child, Preschool; D004165:Diphtheria / Q000453:epidemiology / Q000517:prevention & control; D004168:Diphtheria Toxoid; D005544:Forecasting; D006304:Health Status; D006801:Humans; D017589:Immunization Programs / Q000639:trends*; D007223:Infant; D007226:Infant Mortality / Q000639:trends*; D007391:International Cooperation; D011051:Poliomyelitis / Q000453:epidemiology / Q000517:prevention & control; D023321:Poliovirus Vaccines
D004168:Diphtheria Toxoid; D023321:Poliovirus Vaccines