Koakutsu Tomoaki, Morozumi Naoki, Koizumi Yutaka, and Ishii Yushin. 2010. “Lumbar Radiculopathy Caused by Foraminal Stenosis in Rheumatoid Arthritis”. Upsala Journal of Medical Sciences 116 (2):133–137. https://doi.org/10.3109/03009734.2010.526722.