Here's one I found on google: http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6W4K-4BVNR3H-1&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct

Here's one I found on google: http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6W4K-4BVNR3H-1&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=acc918c6c815d0bd29232d2fcbdc9026 http://www.sciencedirect.com/science?_ob=ArticleURL&_udi... I'm not sure what you're trying to say. Obviously there are genetic differences between men and women. It seems like you're saying these differences are purely physical, but that's a meaningless statement to those of us who don't believe in dualism.