title: Skin test antigens: an evaluation whose time has come.
mesh_terms: D000941:Antigens / Q000592:standards*; D003046:Coccidioidin / Q000592:standards; D003047:Coccidioidomycosis / Q000175:diagnosis*; D005188:False Negative Reactions; D005189:False Positive Reactions; D006659:Histoplasmin / Q000592:standards; D006660:Histoplasmosis / Q000175:diagnosis*; D006801:Humans; D008172:Lung Diseases, Fungal / Q000175:diagnosis*; D012882:Skin Tests / Q000379:methods*; D014373:Tuberculin / Q000592:standards; D014374:Tuberculin Test / Q000592:standards*
chemical_list: D000941:Antigens; D014373:Tuberculin; D003046:Coccidioidin; D006659:Histoplasmin