00520nam 2278882 450000100060000000300230000600500090002900800410003808200110007907200460009002000220013610000150015826000180017325000060019124500470019765000460024465000260029065000120031678882StarLibrary Marc Built20180430201711 ||||| |||||||||||amh  a614.44 ahealth statistics research and demography a978-93-5090-187-8 aBK MAHAJAN bJAYPEE c2013 a3 aTextbook of preventive and social medicine ahealth statistics research and demography aepidemiological triad ageneral