000 00348nam a22001457a 4500
020 _a9789388902977
082 _a613
_bGOY
100 _aGoyal, Ram Chandra
245 _aGeneral epidemiology for health professionals
250 _a1st ed.
260 _aNew Delhi
_bCBS
_c2021
300 _a1-458 p.
654 _aCommunity Medicine
942 _cREF
999 _c16993
_d16993