000 00288nam a2200085Ia 4500
008 130123s9999 xx 000 0 und d
082 _a576.64
245 _aEnvironment Health Perspectives Vol 105 No 4-6 Supplement
260 _aMadison
_bNational Instiute of Environmental Health Sciences
_c1997
999 _c77657
_d77657