International Agency for Research on Cancer, IARC Working Group on the Evaluation of the Carcinogenic Risk of Chemicals to Man.
Lyon, France:
International Agency for Research on Cancer
, 1972.
Commission of Professional and Hospital Activities, National Center for Health Statistics (U.S.).
Ann Arbor, Mi.:
Commission on Professional and Hospital Activities
, 1978.
Canada. Statistics Canada. Health Division. Vital Statistics and Health Status Section.
Ottawa, Ont.:
Canada. Statistics Canada. Health Division
, 1975.