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
000SC:614(73) US.D5 C3346
US. Health, Education and Welfare Dept. Health interview responses compared with medical records Washington Govt Printing Office 1961 Series D Health Statistics ; no.5 * Health interview Medical records Survey