Tetracycline therapy of pneumonia.
D000900:Anti-Bacterial Agents; D006801:Humans; D010406:Penicillins / Q000627:therapeutic use*; D011014:Pneumonia / Q000628:therapy*; D013752:Tetracycline / Q000627:therapeutic use*
D000900:Anti-Bacterial Agents; D010406:Penicillins; D013752:Tetracycline
PENICILLIN/therapeutic use; PNEUMONIA/therapy; TETRACYCLINE/therapeutic use