00593 a2200229 4500 138793 OSt 20210922125215.0 9789382219026 614.44 P21P Park, K. Park's textbook of preventive and social medicine by K. Park 22nd ed. Jabalpur Banarsidas Bhanot Publishing 2013 876p. Medicine Preventive Social medicine Preventive health services ddc BK 11559 11559 0 0 ddc 0 0 TXB CURAJ CURAJ 2014-03-12 CLB 0.00 614.44 P21P 14462 2020-09-02 2020-09-02 BK