Arends, S., Spoorenberg, A., Bruyn, G. A. W., Houtman, P. M., Leijsma, M. K., Kallenberg, C. G. M., . . . van der Veer, E. (2010). The relation between bone mineral density, bone turnover markers, and vitamin D status in ankylosing spondylitis patients with active disease: A cross-sectional analysis. Springer-Verlag.

Arends, S., A. Spoorenberg, G. A. W. Bruyn, P. M. Houtman, M. K. Leijsma, C. G. M. Kallenberg, E. Brouwer, and E. van der Veer. The Relation between Bone Mineral Density, Bone Turnover Markers, and Vitamin D Status in Ankylosing Spondylitis Patients With Active Disease: A Cross-sectional Analysis. Springer-Verlag, 2010.

Arends, S., et al. The Relation between Bone Mineral Density, Bone Turnover Markers, and Vitamin D Status in Ankylosing Spondylitis Patients With Active Disease: A Cross-sectional Analysis. Springer-Verlag, 2010.