Rubella in hospitals--California.
D000328:Adult; D002140:California; D003428:Cross Infection / Q000453:epidemiology*; D004196:Disease Outbreaks / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011247:Pregnancy; D012409:Rubella / Q000453:epidemiology*