1 Department of Pediatrics, Chang Gung Memorial Hospital, Chang Gung University College of Medicine, Taoyuan, Taiwan. Electronic address: hms3013@cgmh.org.tw.
2 Department of Pediatrics, Chang Gung Memorial Hospital, Chang Gung University College of Medicine, Taoyuan, Taiwan.
3 Department of Radiology, Chang Gung Memorial Hospital, Chang Gung University College of Medicine, Taoyuan, Taiwan.
4 Department of Surgery, New Taipei Municipal Tucheng Hospital, Chang Gung Memorial Hospital, Tucheng 236, Chang Gung University College of Medicine, Taoyuan, 333, Taiwan.
5 Department of Pediatrics, Chang Gung Memorial Hospital, Chang Gung University College of Medicine, Taoyuan, Taiwan. Electronic address: Hsiao1234@cgmh.org.tw.