共 9 条
[1]
HOLT P. F., 1957, Pneumoconiosis. Industrial Diseases of the Lung caused by Dust.
[2]
HUNTER D, 1969, DISEASES OCCUPATIONS, P991
[3]
KADEY FL, 1967, SOC MIN ENG M AIME L
[4]
KING EJ, 1959, P PNEUMOCONIOSIS C, P78
[5]
Wynder E.L., 1968, TOBACCO TOBACCO SMOK
[6]
1963, Patent No. 3076729
[7]
1952, Patent No. 2592553
[8]
1955, Patent No. 2706695
[9]
1952, Patent No. 2592554