[Primary cancer of the lung in coal miners of northern France. Clinical study, diagnostic and therapeutic problems, apropos of 59 observations].
D003031:Coal; D005602:France; D006801:Humans; D008168:Lung; D008175:Lung Neoplasms; D008906:Mining; D009784:Occupational Diseases
D003031:Coal
LUNG NEOPLASMS; MINING; OCCUPATIONAL DISEASES