Research progresses of relationship between bone cement and secondary fracture of adjacent vertebral body after percutaneous vertebroplasty or percutaneous kyphoplasty
国家卫生和计划生育委员会资助项目(W2013ZT018)%北京市东城区科技计划项目(2013-3-007) Project of National Health and Family Planning Commission(W2013ZT018)%Beijing Science and Technology Project of Dongcheng District(2013-3-007)