Interested in finding out more, Iranian researchers went to Golestan province, which has one of the highest rates of oesophageal cancer in the world.

 
  • 因为对找到关于这方面的更多信息的兴趣,伊朗研究员来到戈勒斯坦省,一个世界上食管癌发病率最高的地方之一。
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