Meyer, L, SE Bucher, and M Nief. 2003. “An Individualized, Adjustable Maintenance Regimen of budesonide/Formoterol Provides Effective Asthma Symptom Control at a Lower Overall Dose Than Fixed Dosing”. Swiss Medical Weekly 133 (2122):302-9. https://doi.org/10.4414/smw.2003.10229.