单位:[1]Department of Pathology,Indiana University School of Medicine,Indianapolis IN 46202,U S A[2]首都医科大学附属北京友谊医院病理首都医科大学附属北京友谊医院[3]Department of Urology,Indiana University School of Medicine,Indianapolis IN 46202,U S A[4]Bostwick Laboratories,Glen Allen,VA 23060,U S A[5]首都医科大学附属北京友谊医院病理科医技科室病理科病理科首都医科大学附属北京友谊医院