[Clinical study of a combination of proteolytic enzymes and tetracycline HC-1].
D010450:Endopeptidases / Q000627:therapeutic use*; D006801:Humans; D012141:Respiratory Tract Infections / Q000188:drug therapy*; D013752:Tetracycline / Q000627:therapeutic use*
D010450:Endopeptidases; D013752:Tetracycline
Etude clinique d'une association d'enzymes protéolytiques et de chlorhydrate de tétracycline.