000 00254nam a2200109Ia 4500
008 250604s9999 xx 000 0 und d
100 _aVerma, Nirmal
245 0 _aSwasthya Shiksha
260 _bOmega Pub.
_aN. Delhi
_c2014
300 _a228P
942 _cBK
999 _c17940
_d17940