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Mortality surveillance system : models from the first year

Hyattsville, Md. (6525 Belcrest Rd., Hyattsville 20782) : U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Center for Health Statistics ; Washington, DC : For sale by the U.S. G.P.O., Supt. of Docs., [1993] 1993

Mortality surveillance system : models from the first year

Hyattsville, Md. (6525 Belcrest Rd., Hyattsville 20782) : U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Center for Health Statistics ; Washington, DC : For sale by the U.S. G.P.O., Supt. of Docs., [1993] 1993