Quinlan, JF; Duke, D; Eustace, S (30 August 2006). ”Bertolotti's syndrome. A cause of back pain in young people”. The Bone & Joint Journal 88 (9): sid. 1183–6. doi:10.1302/0301-620X.88B9.17211. PMID 16943469.
Quinlan, JF; Duke, D; Eustace, S (30 August 2006). ”Bertolotti's syndrome. A cause of back pain in young people”. The Bone & Joint Journal 88 (9): sid. 1183–6. doi:10.1302/0301-620X.88B9.17211. PMID 16943469.