000 00284nam a2200109Ia 4500
008 220729s2010 xx 000 0 und d
041 _aeng
100 _aPrabhakara G.N
245 _aTextbook of preventive and social medicine
250 _a48
260 _aNew Delhi
_bJP Brothers
_c2010
999 _c133561
_d133561