000 00312nam a2200121Ia 4500
001 188542
008 170722s9999 xx 000 0 und d
100 _aSreevals
245 _aEnvironment and health status of the population /
260 _bUniversity of Kerala ,
_c2011.
653 _aSociology
942 _cREF
999 _c170155
_d170155