PeerJ Author 135 Points Contributions by role Author 135 Contributions by subject area Geriatrics Internal Medicine Nutrition Respiratory Medicine Metabolic Sciences Tung-Jung Huang PeerJ Author Summary Geriatrics Respiratory Medicine PeerJ Contributions Articles 1 January 12, 2018 Risk factors for osteoporosis in male patients with chronic obstructive pulmonary disease in Taiwan Chu-Hsu Lin, Kai-Hua Chen, Chien-Min Chen, Chia-Hao Chang, Tung-Jung Huang, Chia-Hung Lin https://doi.org/10.7717/peerj.4232 PubMed 29340241