食道癌，多发性肿瘤性血癌，非霍奇金淋巴瘤等癌症在“趋势”上有微妙的增加。 但很难加以概括，Prezant说。

There are "trends" -- subtle increases -- in gastro-esophageal cancers and blood cancers such as multiple myeloma, and non-Hodgkin's lymphoma, said Prezant, but they are difficult to generalize.

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事实上，他们当中相当多数都不会患有血癌，比如说老年人群中患白血病和淋巴瘤的比例小于百分之0.1。

In fact, the vast majority of them won't as the incidence of blood cancers such as leukemia or lymphoma is less than 0.1 percent among the elderly.

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