阴茎长度那篇文章看了个开头，疲软有一万多个数据，boki只有八百多个
还有一个问题，作者也提到了：
引用
None of the studies describe details on how they recruited their samples, e.g. how many refused to participate, in order to determine whether or not they were representative of the population recruited.
“没有任何一个研究描述了他们如何招募测试人员，例如有多少人拒绝参与测试”
所以我合理猜测，乐意测勃起尺寸的人，平均下来是偏大的
