(1)
Hmamouchi, I.; Allali, F.; El Handaoui, B.; Amine, H.; Rostom, S.; Abouqal, R.; Hajjaj-Hassouni, N. The Relation Between Disease Activity, Vitamin D Levels and Bone Mineral Density in Men Patients With Ankylosing Spondylitis. Rheumatol Rep 2013, 5, e3.