00497nam 2278815 450000100060000000300230000600500090002900800410003808200100007907200350008902000180012410000200014226000180016225000060018024500270018665000350021365000310024865000260027978815StarLibrary Marc Built20180430201711 ||||| |||||||||||amh  a614.4 abasic concepts in epidemiology a81-8448-639-1 apoornima tiwari bJAYPEE c2009 a3 aepidemiology made easy abasic concepts in epidemiology aprinciples of epidemiology atests of significance