1.
Researchers are trying hard to find ways to reduce the occurrence of cancer.
（研究人员正努力寻求减少癌症发病率的方法。
2.
Evolution clearly didn't see long life in a squirrel to be an increased risk for cancer.
显然，松鼠的进化并没有发现长寿会带来癌症发病率的增长。
3.
The report analyses the incidence of cancer among people aged 0-24.
这份报告分析了从0 岁到24 岁的人的癌症发病率。
4.
PAHs Distribution and Cancer-caunsing in the Iron and Steel Industry City
钢铁工业城市环境中多环芳烃分布特征与癌症发病率关系研究
5.
the well water AIRs were the lowest.
而饮用井水的上述5种癌症的平均发病率最低。
6.
Obesity is also linked to higher rates of certain types of cancer.
肥胖还与某些类型的癌症高发病率相关。
7.
Many studies have shown that a diet rich in fruits and vegetables reduces the risk of heart disease and cancer.
多项研究显示多吃水果和蔬菜有助于减少心脏病和癌症的发病率。
8.
Scientists have found that lycopene in the diet reduces the risk of some cancers.
科学家发现饮食中的番茄红素可以减少某些癌症的发病率。
9.
Two recent studies using large numbers of cancer patients found the five-year survival rate for patients using Iscador was no better than for the control group.
最近对大量癌症病人的研究发现，服用Iscador的病人的5年生存率并不比对照组高。
10.
Cancer rates worldwide could increase by 50 per cent by 2020, reaching 15 million new cases a year.
到2020年，全世界癌症的发病率有可能增加50个百分点，每年可能将出现1500万新病例。
11.
The results showed the supplement of selenium may reduce the incidence and death rates of these cancers.
近年来的研究表明，硒对癌症有明显的预防和治疗作用，适量补硒能使癌症的发病率和死亡率下降。
12.
Cancer incidence trends from 1973 to 2005 in Shanghai
上海市区1973至2005年癌症的发病趋势
13.
lung, stomach, esophagus and colorectal cancers and different drinking water sources show that the AIRs of all sites for pool water were the highest for both sexes;
研究结果示，饮用池塘水的肝、肺、胃、食道及结直肠的癌症平均发病率男女均为最高；
14.
Incidence rate of postoperative complications were 36.4% (4/11), and case fatality ratio was 9.1% (1/11).
术后并发症发生率36.4%(4/11)，病死率9.1%(1/11)。
15.
Prevalence of depressive symptoms and the influencing factors among patients with cancer in community
社区癌症患者抑郁症状患病率及其影响因素的研究
16.
Discrete time survival analysis was used to estimate depressive events risk.
生存分离率用于分析抑郁症发病风险。
17.
The incidence of gallstones increases progressively with age.
胆石症的发病率随年龄而逐渐增高。
18.
3. incidence ofserious nerve and mental sequelae is lower.
二低：严重神经精神后续症发病率低和死亡率低。