title: Answer to the Letter to the Editor of HM Wang et al. concerning "A prospective randomized controlled study comparing the pain relief in patients with osteoporotic vertebral compression fractures with the use of vertebroplasty or facet blocking" by Wang B, Guo H, Yuan L et al. Eur Spine J (2016): doi:10.1007/s00586-016-4425-4.
authors.affiliation: Department of Spine Surgery, Honghui Hospital, Xi'an Jiaotong University College of Medicine, No. 76 Nanguo Road, Xi'an, 710054, China.
authors.forename: Biao
authors.initials: B
authors.lastname: Wang
authors.affiliation: Department of Spine Surgery, Honghui Hospital, Xi'an Jiaotong University College of Medicine, No. 76 Nanguo Road, Xi'an, 710054, China.
authors.forename: Hua
authors.initials: H
authors.lastname: Guo
authors.affiliation: Department of Spine Surgery, Honghui Hospital, Xi'an Jiaotong University College of Medicine, No. 76 Nanguo Road, Xi'an, 710054, China.
authors.forename: Yuan
authors.initials: Y
authors.lastname: Li
authors.affiliation: Department of Spine Surgery, Honghui Hospital, Xi'an Jiaotong University College of Medicine, No. 76 Nanguo Road, Xi'an, 710054, China. dingjunhaowb@163.com.
authors.forename: Dingjun
authors.initials: D
authors.lastname: Hao
mesh_terms: D050815:Fractures, Compression; D006801:Humans; D010146:Pain; D011446:Prospective Studies; D016103:Spinal Fractures; D054854:Vertebroplasty