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
5416/614.1 O26244 O28552 O30033 O31686
West Bengal. Directorate of Health Sevices Report on the ideal registration and model health units Calcutta * Public Health