title: Vitamin K and childhood cancer.
authors.forename: J
authors.initials: J
authors.lastname: Birkbeck
mesh_terms: D000284:Administration, Oral; D016022:Case-Control Studies; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007231:Infant, Newborn; D007273:Injections, Intramuscular; D009369:Neoplasms / Q000097:blood / Q000139:chemically induced* / Q000453:epidemiology; D015203:Reproducibility of Results; D012307:Risk Factors; D014812:Vitamin K / Q000008:administration & dosage* / Q000009:adverse effects* / Q000097:blood; D006475:Vitamin K Deficiency Bleeding / Q000097:blood / Q000517:prevention & control*
chemical_list: D014812:Vitamin K