Radiological surveys of working quarrymen and quarrying communities in Caernarvonshire.
D006801:Humans; D011009:Pneumoconiosis / Q000517:prevention & control*; D011871:Radiology; D014376:Tuberculosis; D014397:Tuberculosis, Pulmonary / Q000517:prevention & control*
PNEUMOCONIOSES/prevention and control; TUBERCULOSIS, PULMONARY/prevention and control