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
13(12) O21695 O21699 O22042 O23110
United States. Department of Health, Education, and Welfare. Public Health Service Inpatient utilization of short stay hospitals by diagnosis Washington: National Center for Health Statistics, 1973