[1] Guangxi Med Univ, Dept Med Ultrasound, Affiliated Hosp 1, Nanning, Guangxi, Peoples R China
[2] Peoples Hosp Guangxi Zhuang Autonomous Reg, Dept Ultrasound, Nanning, Guangxi, Peoples R China
[3] Peoples Hosp Guangxi Zhuang Autonomous Reg, Dept Pathol, Nanning, Guangxi, Peoples R China
[4] Peoples Hosp Guangxi Zhuang Autonomous Reg, Dept Pediat, Nanning, Guangxi, Peoples R China
[5] Guangxi Med Univ, Dept Med Ultrasound, Affiliated Hosp 1, 6 Shuangyong Rd, Nanning 530021, Guangxi, Peoples R China