Influenza, pregnancy, and leukemia.
D002648:Child; D000013:Congenital Abnormalities / Q000209:etiology; D005260:Female; D006689:Hodgkin Disease / Q000209:etiology; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007251:Influenza, Human / Q000150:complications*; D007938:Leukemia / Q000209:etiology*; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious