Exposure to Polycyclic Aromatic Hydrocarbons Among Never Smokers in Golestan Province, Iran, an Area of High Incidence of Esophageal Cancer - a Cross-Sectional Study with Repeated Measurement of Urinary 1-OHPG in Two Seasons.

Islami F, Boffetta P, van Schooten FJ, Strickland P, Phillips DH, Pourshams A, Fazel-Tabar Malekshah A, Godschalk R, Jafari E, Etemadi A, Abubaker S, Kamangar F, Straif K, Møller H, Schüz J, Malekzadeh R