article_metadata: Yu Bin Ariel Choy Daniel Nim Cho Chan Hao Bin Chen Huang Yilun
article_metadata: 10.25259/SNI_863_2021
article_metadata: Surg Neurol Int
article_metadata: 2021 Nov 30;12:589.
article_metadata: ankylosing spondylitis chalkstick fracture fall lower back pain spinal instrumentation and fusion
article_metadata: CC BY-NC-SA
article_metadata: https://pubmed.ncbi.nlm.nih.gov/34992906/
article_metadata: Case Reports
article_metadata: PMC8720423
article_metadata: 34992906
article_metadata: Acute L1 chalkstick fracture post fall in a patient with known ankylosing spondylitis and previous instrumentation and fusion of T8-L1
article_metadata: 2021