Methods Colposcopic inspections and biopsies were performed on 240 women between April 2003 and March 2004 in Shanghai Huang pu Central Hospital .

• 方法2003年4月至2004年3月上海市黄浦区中心医院对240例患者进行阴道镜检查,根据阴道镜图像定位取活组织送病理检查。