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(1)有100多种癌症,身体的任何部位均可能受到侵袭。(2)2005年有760万人死于癌症,占全世界5 800万死亡人数的13%。(3)在所有癌症死亡中,有70%以上发生在低收入和中等收入国家。(4)就全世界而言,造成男性死亡的5种最常见癌症依次为肺癌、胃癌、肝癌、结肠直肠癌和食道癌。(5)造成女性死亡的5种最常见癌症依次为乳腺癌、肺癌、胃癌、结肠直肠癌和宫颈癌。(6)烟草使用是全世界癌症的单一最大可预防原因。(7)全世界有1/5的癌症是由慢性感染引起的,例如人类乳
(1) There are more than 100 types of cancer and any part of the body may be affected. (2) 7.6 million people died of cancer in 2005, accounting for 13% of the 58 million deaths worldwide. (3) More than 70% of all cancer deaths occur in low- and middle-income countries. (4) Globally, the five most common cancers causing men’s death are lung cancer, stomach cancer, liver cancer, colorectal cancer and esophageal cancer in turn. (5) The five most common cancers causing female death are breast, lung, stomach, colorectal and cervical cancer in turn. (6) Tobacco use is the single largest preventable cause of cancer worldwide. (7) One in five cancers worldwide is caused by chronic infections, such as human milk