000 00353nam a2200121Ia 4500
001 27698
008 170722s9999 xx 000 0 und d
100 _aNeelakantan, N.
245 _aModern treatise on preventive medicine and community health 2V. 1991 /
260 _aPoojapura :
_bNeela Publishers ,
_c1991.
300 _aPpxix523, cm21
942 _cGEN
999 _c112252
_d112252