Citation: Zx. Wang et al., CANCER MORTALITY AMONG SILICOTICS IN CHINA METALLURGICAL INDUSTRY, International journal of epidemiology, 25(5), 1996, pp. 913-917
Citation: Dp. Dong et al., LUNG-CANCER AMONG WORKERS EXPOSED TO SILICA DUST IN CHINESE REFRACTORY PLANTS, Scandinavian journal of work, environment & health, 21, 1995, pp. 69-72