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Aging in the eighties the prevalence of comorbidity and its association with disability

Guralnik, Jack Michael, author.
Hyattsville, Maryland : U.S. Department of Health and Human Services, Public Health Service, Centers for Disease Control, National Center for Health Statistics, 1989. 1989

Health characteristics of workers by occupation and sex United States, 1983-85

Collins, John Gary, author.
Hyattsville, Maryland : U.S. Department of Health and Human Services, Public Health Service, Centers for Disease Control, National Center for Health Statistics, 1989. 1989

Hospital inpatient surgery, United States, 1983-87

Kozak, Lola Jean, author.
Hyattsville, Maryland : U.S. Department of Health and Human Services, Public Health Service, Centers for Disease Control, National Center for Health Statistics, 1989. 1989