Document 8RdgpXORk2BJ6BO5dXkp9v3p5

estos: Community Studies TIONAL EXPOSURES eper ite, Bethesda, Md. OT8 from various countries estabonoccupational inhalation of dust of asbestos results in the developlepending upon the type of expoalonal, neighborhood or household r amount of epidemiologic, clinical minates this health hazard as one of the lung (table 1), and more pleura and peritoneum, although (their medical guardians and proand motives, to deny the existence lelae of a respiratory contact with h allegations is well demonstrated i the number of cases of asbestosis mm reported from various 1 jhown also by the increase >ns un the occurrence of asbestosis ries during the past decade (Den- Both occupational diseases ve become less so in recent times, lagjjgs.' t^lof about 700 cases of asbesof approximately 8,000 employees >und 125 cases of asbestosis of the 476 asbestos workers of one comrs examined by BOhme,"'" 29 per stoats. The morbidity rate of asi rose, moreover, with the duration irkers exposed to asbestos for leas mployed for five to ten years, and V exposure. A similar morbidity estos workers with over 20 years 'ether and Price14 in 1930. Noro4 >er cent in 167 asbestos workers lie that no large-scale observations y rates of asbestosis and asbestos lant American asbestos industry. Hueper: Exposures to Asbestos 185 S 45 R 40 A 19 3 V p CHO 10 E* tn 05 < a. C<D1 N dg co -< r-t 3 iJ 3 16 R 24 A6 HH so as << C4 ^ CO H QQ < i S" a 3 ^ JS 4-16 Av. 11 9-20. Av. 3 0o9 H &H OCH1O 4-40 Av. 28 14-34 Av. 25 Exposure time' Latent period Lag period Site* CO tD C?D j < 9) g * eH < CO. CD T 6-36 Av. 20 M 1-45 Av. 16 U? i ID Si co* <5 CCOP M f IH0D1* Age 37-69 Av. 50 e*) cd D is 3 Jo <on > < An ^. Pm 4i 5 j ST Is 3 Dm a a. *** aM 35-71 Av. 52 Us5 Nto CfCCO1OO eo *- a 1 (A Ho n00 r* wnH H CO Ho CO Switzerland .Country Finland 1 1 1 1I o 1 O M 197 F 41 I 1 I 1 LL-Low er Lobe; OL-Upper Lobe. fS - Squamous C ell; R - Round C ell;