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<p>???????????????????????7???????????????????????????????????????????????????????????????     </p><p>    ????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????At present the number of cancer patients in China is increasing with almost 7 people diagnosed with malignant tumors every minute. The treatment of tumors not only brings a heavy economic burden to families and society but also the treatment effect is often not optimistic. So actively preventing the occurrence of tumors is the top priority.</p><p><br></p><p>This book as one of the Oncology One Book Series was organized and written by Director Zang Yuansheng of the Oncology Department of Shanghai Changzheng Hospital. Starting from the actual needs of readers this book provides an easy to understand introduction to the basic knowledge causes and risk factors of tumors as well as how to establish a healthy lifestyle. It also focuses on the prevention measures and key points for more than ten common tumors. This book can enhance the public's awareness of the importance of cancer prevention and their ability to prevent tumors.</p>