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近年来,随着对钙离子桔抗剂副作用事件的深人研究,发现这类药物与癌症的发生有联系。美国及意大利的一组研究者,对750例
In recent years, with the in-depth study of the adverse events of calcium ion orange agents, it has been found that this type of drug is associated with the occurrence of cancer. A group of researchers in the United States and Italy, 750 cases