@misc{indiciaecdd8e2833ee9, title = {[Exercise therapy in ankylosing spondylitis. I. Active exercises].}, author = {Z POLAKOVA and S POPELKA and P TRUHLAR and M ZAMOSTNA and Z HAJKOVA and O HNEVKOVSKY and L KADLCOVA and V KRALIK and F LENOCH and L NECHVATALOVA and V PAUEROVA}, year = {1953}, url = {https://pubmed.ncbi.nlm.nih.gov/13142191/}, note = {Source identifier: 13142191} }