title: Virologically proved rubella cases in Calcutta.
mesh_terms: D000328:Adult; D003588:Cytopathogenic Effect, Viral; D005260:Female; D006801:Humans; D007194:India; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000382:microbiology*; D012409:Rubella / Q000382:microbiology*; D012412:Rubella virus / Q000302:isolation & purification*