Zobrazeno 1 - 4
of 4
pro vyhledávání: '"R B, Althouse"'
Publikováno v:
American journal of industrial medicine. 34(6)
The objective of this work was to estimate the percentage of workers by industry that are exposed to defined concentrations of respirable crystalline silica dust.An algorithm was used to estimate the percentage of total workers exposed to crystalline
Autor:
R B Althouse, Michael D. Attfield
Publikováno v:
American journal of public health. 82(7)
OBJECTIVES. Statistics on prevalence of pneumoconiosis among working underground coal miners from data collected as part of a large national radiographic surveillance program between 1970 and 1986 are presented. The main intent was to examine the tim
Publikováno v:
Occupational medicine (Philadelphia, Pa.). 7(2)
Publikováno v:
The American review of respiratory disease. 124(4)
In July 1979, the health of 86 current and ex-workers at 2 silica mining and milling operations in southern Illinois was examined using a respiratory questionnaire, spirometry, and chest radiographs. None of 25 current workers with less than 1 yr of