Vitamin K deficiency in apparently healthy children.
D000367:Age Factors; D001315:Australia; D001780:Blood Coagulation Tests; D006801:Humans; D007223:Infant; D013514:Surgical Procedures, Operative; D014812:Vitamin K / Q000627:therapeutic use; D014813:Vitamin K Deficiency / Q000188:drug therapy / Q000453:epidemiology* / Q000517:prevention & control
D014812:Vitamin K