title: Long-term observation of poison gas workers with special reference to respiratory cancers.
mesh_terms: D000230:Adenocarcinoma / Q000453:epidemiology; D001152:Arsenicals; D018288:Carcinoma, Small Cell / Q000453:epidemiology; D002294:Carcinoma, Squamous Cell / Q000453:epidemiology; D002617:Chemical Industry; D005500:Follow-Up Studies; D006801:Humans; D007564:Japan; D008175:Lung Neoplasms / Q000453:epidemiology; D008297:Male; D009151:Mustard Gas; D009784:Occupational Diseases / Q000150:complications* / Q000401:mortality; D012142:Respiratory Tract Neoplasms / Q000453:epidemiology* / Q000401:mortality; D012907:Smoking
chemical_list: D001152:Arsenicals; C035965:lewisite; D009151:Mustard Gas