000 00305nam a2200133Ia 4500
008 210804s9999||||xx |||||||||||||| ||und||
041 _aeng
082 _a614
_bYAS/SO-E
100 _aYash Pal Bedi
245 0 _aSocial and preventive medicine
260 _aCalcutta
_bNil
_c0
300 _a566
942 _cBK
999 _c9592
_d9592