Delayed anterior cervical screws migrating simultaneously to the lung and stomach

Affiliations

• ¹ Department of Neurosurgery, China Medical University Hospital, Taichung, 40402, Taiwan; China Medical University, Taichung, 40402, Taiwan.
• ² Department of Neurosurgery, China Medical University Hospital, Taichung, 40402, Taiwan; Graduate Institute of Immunology, China Medical University, Taichung, 40402, Taiwan.