| oesophageal cancer in golestan province, a high-incidence area in northern iran - a review. | golestan province, located in the south-east littoral of the caspian sea in northern iran, has one of the highest rates of oesophageal cancer (oc) in the world. we review the epidemiologic studies that have investigated the epidemiologic patterns and causes of oc in this area and provide some suggestions for further studies. oesophageal squamous cell carcinoma (oscc) constitutes over 90% of all oc cases in golestan. in retrospective studies, cigarettes and hookah smoking, nass use (a chewing tob ... | 2009 | 19800783 |