00358nam a22001337a 4500003000400000005001700004008004100021020001800062040002000080110002000100245006300120260003300183300000800216OSt20250821160558.0250821b        |||||||| |||| 00| 0 eng d  a9789350901878  cIIMT UNIVERSITY  4Mahajan & Gupta  aMahajan & Gupta Textbook of Preventive and Social Medicine  aDelhibJaypee brothersc2025  a703