Asthma control, quality of life, and the role of patient enablement : a cross-sectional observational study

No conflicts of interests are reported for this study. JCS was an unpaid member of the scientific board of AstraZeneca (AZ) Foundation Portugal from June 2009 until August 2011. His department has received research funding from AZ in 2008. He has received sponsorships from or delivered consultancy services to AZ, Nycomed, GSK, MSD, and Novartis. He is a member of the editorial Board of PCRJ.