1. Department of Orthopedics, Xinqiao Hospital, The Third Military Medical University, Chongqing, China
2. Program in Reproductive and Adult Endocrinology, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland, USA
3. Neuro-Oncology Branch, Center for Cancer Research, National Cancer Institute, Bethesda, Maryland, USA
4. Surgical Neurology Branch, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, Maryland, USA
5. Department of Molecular Medicine, Institute of Virology, Slovak Academy of Sciences, Bratislava, Slovakia