[1
]
Department of Pediatric Surgery, The Second Affiliated Hospital of Harbin Medical
University, Harbin, Heilongjiang Province, China.
[2
]
Department of Neurosurgery, The First Affiliated Hospital of Harbin Medical University,
Harbin, Heilongjiang Province, China.
[3
]
Department of Histology and Embryology, Basic Medical Science College, Harbin Medical
University, Harbin, Heilongjiang Province, China.
[4
]
Department of Central Operating Room, The First Affiliated Hospital of Harbin Medical
University, Harbin, Heilongjiang Province, China.
[5
]
Department of Abdominal Ultrasound, The First Affiliated Hospital of Harbin Medical
University, Harbin, Heilongjiang Province, China.
[6
]
Department of Neurosurgery, The First Affiliated Hospital of Harbin Medical University,
Harbin, Heilongjiang Province, China. Electronic address: xiechunchengHMU@hotmail.com.