Comparison of 12-Week Additional Effect Features of Formoterol Co-Inhalation and Tulobuterol Patch on Budesonide Inhalation in Elderly Patients With Asthma oleh Susumu Fukahori MD, PhD, Tetsuya Kawano MD, PhD, Yasushi Obase MD, PhD, Jun Iriki MD, Tomoko Tsuchida-Yabe MD, PhD, Shinya Tomari MD, PhD, Chizu Fukushima MD, PhD, Hiroto Matsuse MD, PhD, Hiroshi Mukae MD, PhD