Childhood leukaemia and intramuscular vitamin K: findings from a case-control study.
Ansell
P
P
Cancer Epidemiology Unit, Imperial Cancer Research Fund, Radcliffe Infirmary, Oxford.
Bull
D
D
Roman
E
E
D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007273:Injections, Intramuscular; D007938:Leukemia / Q000209:etiology*; D054198:Precursor Cell Lymphoblastic Leukemia-Lymphoma / Q000209:etiology; D012189:Retrospective Studies; D012307:Risk Factors; D014812:Vitamin K / Q000008:administration & dosage / Q000009:adverse effects*
D014812:Vitamin K