Sepanlou SG, Etemadi A, Kamangar F, Sepehr A, Pourshams A, Poustchi H, Islami F, Sadjadi A, Nasrollahzadeh D, Semnani S, Saidi F, Abnet CC, Ponder B, Pharoah PD, Day NE, Brennan P, Boffetta P, Dawsey SM, Malekzadeh R. The gastro-esophageal malignancies in Northern Iran research project: impact on the health research and health care systems in Iran. Arch Iran Med. 2013 Jan; 16(1):46-53.