000 00298nam a2200121Ia 4500
008 210804s2008||||xx |||||||||||||| ||und||
041 _aeng
082 _a614
100 _aRobert B Wallace
245 0 _aPublic health and preventive medicine
260 _aNew york
_bMcgraw hill
_c2008
942 _cBK
999 _c10321
_d10321