Intraarticular corticosteroid injection into the sacroiliac joints using CT guidance in patients with spondyloarthropathy: indication and follow-up with contrast-enhanced MRI. - Bollow,M.; Braun,J.; Taupitz,M.; Häberle,J.; Reißhauer,B.H.; Paris,S.; Mutze,S.; Seyrekbasan,V.F.; Wolf,K.J.; Hamm,B. (J Comp Assist Tomo, 1996)