613
G977T
           Gupta, Piyush
               Textbook of preventive and social medicine \ Piyush Gupta, O.P. Ghai - 2 - New Delhi : CBS Publishers and Distributors, 2007.
               xviii, 854p.
                ISBN: 81-239-1457-1

147917
                Subjects: PROMOTION OF HEALTH; PREVENTION OF DISEASES; PUBLIC HEALTHCARE.