title: Regulations govern semen donations.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control; D002170:Canada; D018562:Disease Transmission, Infectious / Q000517:prevention & control*; D006801:Humans; D008297:Male; D013074:Sperm Banks / Q000331:legislation & jurisprudence / Q000592:standards*