Chlortetracycline in primary atypical pneumonia.
D002751:Chlortetracycline / Q000627:therapeutic use*; D006801:Humans; D007251:Influenza, Human; D009175:Mycoplasma Infections; D011014:Pneumonia; D018410:Pneumonia, Bacterial; D011019:Pneumonia, Mycoplasma / Q000628:therapy*
D002751:Chlortetracycline
CHLORTETRACYCLINE/therapeutic use; PNEUMONIA, PRIMARY ATYPICAL/therapy