我得知她去看望那些孤独的老人，坐下来与他们交谈数小时，她在医院做过志愿者，她关心穷人。
I learned that she visited the elderly who were lonely and would sit and talk with them for hours, that she volunteered in a hospital, that she cared for the poor.
父母年龄是如何加大孤独症风险的仍是未知数，但存在一些假设。
How parental age increases autism risks remains unknown, but several hypotheses exist.
Hertz - Picciotto和Lora Delwiche在研究中将1990年到2006年间，孤独症病例的数字与婴儿出生数联系起来，并且将非加州出生的儿童排除在外。
Hertz-Picciotto and Delwiche correlated the number of cases of autism reported between 1990 and 2006 with birth records and excluded children not born in California.
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