Unnecessary injections and poliomyelitis in Pakistan.
Wyatt
H V
HV
University of Leeds, UK.
D002648:Child; D006801:Humans; D007267:Injections / Q000009:adverse effects*; D010154:Pakistan; D011051:Poliomyelitis / Q000209:etiology*; D012189:Retrospective Studies; D012307:Risk Factors; D013997:Time Factors