Novel app-based portable spirometer for the early detection of copd

Ching Hsiung Lin, Shih Lung Cheng, Hao Chien Wang, Wu Huei Hsu, Kang Yun Lee, Diahn Warng Perng, Hen I. Lin, Ming Shian Lin, Jong Rung Tsai, Chin Chou Wang, Sheng Hao Lin, Cheng Yi Wang, Chiung Zuei Chen, Tsung Ming Yang, Ching Lung Liu, Tsai Yu Wang, Meng Chih Lin