Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
2(29) O17431
United States. Department of Health, Education, and Welfare. Public Health Service Comparability of age on the death certificate and matching census record United States-May-August 1960 Washington: National Center for Health Statistics, 1968