【优优人体大尺大尺无毒不卡】BTK---Dennis Lynn Rader---Span of killings:1974-1991---Number of victims:10;【优优人体大尺大尺无毒不卡】The Backpacker Killer---Ivan Milat---Span of killings:1989-1994---Number of victims:7;【优优人体大尺大尺无毒不卡】Johann Unterweger---Span of killings:1976-1992---Number of victims:10-11