共 50 条
- [45] EXPERIENCE WITH ATROVENT IN COAL-MINERS SCANDINAVIAN JOURNAL OF RESPIRATORY DISEASES, 1979, : 192 - 201
- [47] LABOR - DISCIPLINING THE COAL-MINERS ECONOMIC AND POLITICAL WEEKLY, 1984, 19 (28) : 1073 - 1074
- [48] LEGIONELLA PNEUMOPHILA IN COAL-MINERS BRITISH JOURNAL OF INDUSTRIAL MEDICINE, 1985, 42 (06): : 421 - 425
- [49] RESPIRATORY DISABILITY IN COAL-MINERS JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1980, 243 (23): : 2401 - 2404