title: Hematoporphyrin as a diagnostic tool. A preliminary report of new techniques.
mesh_terms: D020680:Bronchoscopes; D002277:Carcinoma / Q000175:diagnosis*; D002283:Carcinoma, Bronchogenic / Q000175:diagnosis*; D005336:Fiber Optic Technology / Q000295:instrumentation; D005453:Fluorescence; D006415:Hematoporphyrins; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis*; D008722:Methods; D011166:Porphyrins
chemical_list: D006415:Hematoporphyrins; D011166:Porphyrins