Montserrat-Capdevila J, Godoy P, Marsal JR, Barbe F, Galvan L. Risk of exacerbation in chronic obstructive pulmonary disease: a primary care retrospective cohort study. BMC Fam Pract. 2015 Dec 8;16:173. doi: 10.1186/s12875-015-0387-6
Matharu M, Pascual J, Nilsson Remahl L, Straube A, Johannes C, Odom D, Gutierrez L, Andrews E, Lum A. Interim analysis of the real-world utilization and safety of onabotulinumtoxinA for the prophylactic treatment of chronic migraine in an observational study in the European Union. Poster presented at the International Headache Conference; May 14, 2015. Valencia, Spain. [abstract] Cephalalgia. 2015; 35(6S):39.