Spontaneous Air Reduction of Vertebra Plana with Kummell's Disease During Vertebroplasty: Subsequent Experience with an Intentional Trial. Issue 7 (9th April 2014) - Hur, Wonseok; Lee, Jae Jin; Kim, Janghyun; Kang, Sung Wook; Lee, Il Ok; Lee, Mi Kyoung; Choi, Sang Sik