RT - Journal Article T1 - Chemical safety( Editorial ) JF - IOH YR - 2009 JO - IOH VO - 6 IS - 2 UR - http://ioh.iums.ac.ir/article-1-191-fa.html SP - 13 EP - 18 AB - LA eng UL http://ioh.iums.ac.ir/article-1-191-fa.html M3 ER -