[Studies on work hygiene conditions during grain transshipment in ports of People's Republic of Bulgaria (author's transl)].
D000397:Air Pollution; D002031:Bulgaria; D004391:Dust; D002523:Edible Grain; D006311:Hearing Disorders / Q000209:etiology; D006801:Humans; D006920:Hygiene; D009326:Naval Medicine; D009622:Noise; D009784:Occupational Diseases / Q000209:etiology*; D012767:Ships; D012874:Skin Diseases, Infectious / Q000209:etiology
D004391:Dust
Badania warunków higieny pracy podczas przeładunku zboza w portach LRB