An mHealth Management Platform for Patients with Chronic Obstructive Pulmonary Disease (efil breath): Randomized Controlled Trial.
Hee KwonSungin LeeEun Ji JungSangHee KimJung-Kyu LeeDeog Kyeom KimTae-Hyung KimSeung-Hyeun LeeMyoung Kyu LeeSeungjae SongTae-Jong KimPublished in: JMIR mHealth and uHealth (2018)
ClinicalTrials.gov NCT03432117; https://clinicaltrials.gov/ct2/show/NCT03432117 (Archived by WebCite at http://www.webcitation.org/71Yp0P64a).