List of Articles دسترسی بیولوژیک Open Access Article Abstract Page Full-Text 1 - Evaluation of source and biological accessibility of heavy metals in the soil of Tehran northwestern elevations Abdolreza Karbasi Gholamreza Nabii Bidhendi Faramarz Moattar Zohreh Barzegari Open Access Article Abstract Page Full-Text 2 - Removal of zinc and cadmium from contaminated soils by Alfalfa plant Abdolreza Karbassi Pegah Kharazian