000			00293nam a2200121Ia 4500
100			_aWorld Health Organization
020			_a92 4 157165 9
942			_cBK
245			_aInorganic lead
260			_aWorld Health Organization, Geneva _c1995
082			_aR363.7384 W.H.O./E.H.C.
300			_a300
999			_c33054 _d33054