Division of Urology;
Department of Surgery;
University of Colorado School of Medicine;
Denver;
Colorado 80262;
USA;
Division of Urology;
Department of Surgery;
University of Colorado School of Medicine;
Denver;
Colorado 80262;
USA;
Division of Urology;
Department of Surgery;
University of Colorado School of Medicine;
Denver;
Colorado 80262;
USA;
持续性隐睾症; 精子细胞; 细胞凋亡; 睾丸; 细胞计数; TUNEL法;