Southern Medical University - Department of Orthopaedics, Southern Medical University - Department of Gastroenterology, Southern Medical University - Department of Orthopaedics, Southern Medical University - Department of Gastroenterology, Southern Medical University - Department of Orthopaedics, Southern Medical University - Department of Orthopaedics, Southern Medical University - Department of Gastroenterology, Southern Medical University - Department of Gastroenterology, Southern Medical University - Department of Gastroenterology, Southern Medical University - Department of Orthopaedics, Southern Medical University - Editorial office, Chinese Journal of Orthpopaedic Trauma, Southern Medical University - Department of Gastroenterology, Southern Medical University - Department of Gastroenterology and Southern Medical University - Department of Orthopaedics and Traumatology