000 00279nam a2200109Ia 4500
008 230411s9999 xx 000 0 und d
041 _aeng
082 _aA/612/SEM/B03056
100 _aPark K
245 _aPreventive and Social Medicine
260 _bBanarasidas Bhanot
_aJabalpur
999 _c154039
_d154039