Questionnaires from the National Health Interview Survey, 1985-89 Michele M. Chyba Published: 1993 Total Pages: 424 Get eBook
Catalog of Publications of the National Center for Health Statistics National Center for Health Statistics (U.S.) Published: 1998 Total Pages: 48 Get eBook
Operational Definitions for Year 2000 Objectives Colleen Ryan Published: 1997 Total Pages: 16 Get eBook
National Library of Medicine Current Catalog National Library of Medicine (U.S.) Published: 1990 Total Pages: 1128 Get eBook