Diab, A.M.A. et al. 2017. Association between Exposure to Beta 2 Agonists and Corticosteroids and Acquiring Benign Joint Hypermobility Syndrome among Asthmatic Patients: a Case-Control Study. Sudan Journal of Medical Sciences. 12, 4 (Dec. 2017), 215–230. DOI:https://doi.org/10.18502/sjms.v12i4.1353.