The lack of evidence and information on the involvement of organized crime in this criminal activity often impedes the creation of an effective national strategy to combat trafficking in human organs and tissues.
由于缺乏关于有组织犯罪涉足这一犯罪活动的证据和信息，结果往往妨碍制定有效的国家战略来打击人体器官和组织贩运。