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
O22565
United States., Dept. of Health, Education, and Welfare. Public Health Service Comparability of mortality statistics for the seventh and eighth revisions of the international classification of diseases, United States Rockville, Md. National Center for Health Statistics, 1975 - (Vital and Health Statistics 2-66) * Administrative Report * Series