000 00322nam a2200133Ia 4500
008 220201s2002 xx 000 0 eng d
082 _a616
_bPAR
100 _aPark, K
245 0 _aText book of preventive & social medical
250 _a17
260 _aNew Delhi
_bMSBanersi Press
_c2002
300 _a671
942 _2ddc
999 _c28630
_d28630