Coal workers pneumoconiosis.Conference held by The New York Academy of Sciences on September 13,14,15,16, and 17, 1971.
Card's contents:519,815 KEY MARCUS M. /red./ Coal workers pneumoconiosis.Conference held by The New York Academy of Sciences on September 13,14,15,16, and 17, 1971. 3d. Irving J.Selikoff, Marcus M. Key and Douglas H.K.Lee.Conference chairman Irving J.Selikoff. New York 1972 8° 3. 861, ilustr. Annals of the New York Academy of Sciences, vol.200.