Tuberculin: past, present, and future.
D003937:Diagnosis, Differential; D004355:Drug Stability; D005188:False Negative Reactions; D006801:Humans; D013501:Surface-Active Agents; D013607:Tablets; D014373:Tuberculin / Q000592:standards*; D014374:Tuberculin Test / Q000592:standards*; D014376:Tuberculosis / Q000175:diagnosis
D013501:Surface-Active Agents; D013607:Tablets; D014373:Tuberculin