一般注記Distributed to depository libraries in microfiche
"February 1985."
"NIOSH Contract number 210-80-0058."
Physical description for original version: xi, 142 p. : 28 cm
原資料等に関する注記原資料の出版事項: Cincinnati, Ohio : U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control, National Institute for Occupatinal Safety and Health, Division of Surveillance, Hazard Evaluations, and Field Studies, 1985
SUPTDOC番号: HE 20.7111/2: El 2/2
GPO管理番号: 499-F-6 (microfiche)