Tuberculosis, silicosis, and the slate industry in North Wales: Medical examinations of the high tuberculosis death rates in the North Wales slate mining and quarrying districts, 1927-1939.
Bryder
L
L
D049711:History, Modern 1601-; D009787:Occupational Medicine / Q000266:history*; D014376:Tuberculosis / Q000266:history*; D006113:United Kingdom