1 Department of Urology, The Second Affiliated Hospital of Kunming Medical University, Kunming, China.
2 Department of Obstetrics and Gynecology, The First People's Hospital of Yunnan Province, No. 157 of Jinbi Road, Xishan District, Kunming, 650032, China. Electronic address: [email protected].
3 Department of Urology, The Second Affiliated Hospital of Kunming Medical University, Kunming, China. Electronic address: [email protected].