Yong WON ; Hui CHIN ; Yu-tzai CHEN ; Shi-hi LIU ; Shi-she WANG ; Wen-sho HSU
Chinese Journal of Industrial Hygiene and Occupational Diseases 2003;21(3):171-171
Aged ; Coal Mining ; Female ; Humans ; Male ; Middle Aged ; Myocardial Infarction ; diagnosis ; etiology ; Pneumoconiosis ; complications