Basic data on spirometry in adults 25-74 years of age, United States, 1971-75 / Richard J. O'Brien and Terence A. Drizd.

Richard J. O'Brien [author] Terence Drizd [author]

Hyattsville, Md. : U.S. Department of Health and Human Services, Public Health Service, Office of Health Research, Statistics, and Technology, National Center for Health Statistics 1981

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