http://www.almotamar.net صحيفة إلكترونية يومية تصدر عن حزب المؤتمر الشعبي العام (اليمن) http://www.almotamar.net/2713.htm 2007-06-02 Men may be from Mars and women from Venus, but medically speaking, are the sexes really all that different? The answer, according to researchers in the field of gender-based biology, is a resounding yes. Here are their findings: