000 00283nam a22001337a 4500
999 _c5125
_d5125
020 _a9789382219026
082 _a614.4
100 _aK. Park
245 _aPreventive and Social Medicine
250 _a22nd
260 _aIndia
_bBanarsidas Bhanot
_c2013
300 _a868
942 _cBK