[1] Guangxi Med Univ, Dept Urol, Affiliated Hosp 2, Nanning 530007, Guangxi Provinc, Peoples R China
[2] Saveetha Univ, Dept Biochem, Saveetha Dent Coll, Saveetha Inst Med & Tech Sci, Chennai 600077, Tamil Nadu, India
[3] Panimalar Med Coll Hosp & Res Inst, Dept Biochem, Chennai 600123, Tamil Nadu, India
[4] Second Peoples Hosp Lianyungang, Dept Urol, Lianyungang 222006, Jiangsu, Peoples R China