Interesting. If you want a son, get infected with HepB :)
所有跟贴·加跟贴·新语丝读书论坛http://www.xys.org/cgi-bin/mainpage.pl
送交者: Duke 于 2005-11-08, 15:12:51:
回答: 乙肝是造成中国男多女少的主要原因 由 Latino2 于 2005-11-08, 15:09:45:
所有跟贴:
加跟贴
所有跟贴·加跟贴·新语丝读书论坛http://www.xys.org/cgi-bin/mainpage.pl