%0 Journal Article %A Norman Roberts %T PELVO-SPONDYLITIS OSSIFICANS. Rheumatoid or ankylosing spondylitis. By Ragnar ROMANU5 and Sven Ydén. Karolinska Sjukhuset and King Gustaf V's Research Institute, Stockholm. 11x8¼ in. Pp. 161, with 55 figures. Index. 1955. Copenhagen: Ejnar Munksgaard. Price Dan. kr. 45 %D 1955 %J The Journal of Bone & Joint Surgery British Volume %P 742-743 %V 37-B %N 4 %R 10.1302/0301-620X.37B4.742-a %U https://doi.org/10.1302/0301-620X.37B4.742-a %K