000 00336nam a2200145Ia 4500
020 _a8170211116
082 _b2940
_a891.4398
100 _a"Jain B"
245 0 _aPreventive & Social Medicine
260 _bB.Jain Pub
_aIndia
_c2002
300 _a285
944 _cBK
999 _c592360
_d592360