APA citiranje

Ali Ou Alla, S., Bahiri, R., Amine, H., El Alaoui, H., Rkain, H., Aktaou, S., . . . Hajjaj-Hassouni, N. (2013). Ultrasound features of shoulder involvement in patients with ankylosing spondylitis: A case–control study. BioMed Central.

Citação norma Chicago

Ali Ou Alla, Sanae, Rachid Bahiri, Hanaa Amine, Hourya El Alaoui, Hanane Rkain, Souad Aktaou, Redouane Abouqal, and Najia Hajjaj-Hassouni. Ultrasound Features of Shoulder Involvement in Patients With Ankylosing Spondylitis: A Case–control Study. BioMed Central, 2013.

MLA citiranje

Ali Ou Alla, Sanae, et al. Ultrasound Features of Shoulder Involvement in Patients With Ankylosing Spondylitis: A Case–control Study. BioMed Central, 2013.