PeerJ Author 100 Points Contributions by role Author 100 Contributions by subject area Biochemistry Cell Biology Molecular Biology Toxicology Zhijing Chang PeerJ Author Summary Clinical Trials PeerJ Contributions Articles 1 November 1, 2016 Therapeutic role of human hepatocyte growth factor (HGF) in treating hair loss Yonghao Qi, Miao Li, Lian Xu, Zhijing Chang, Xiong Shu, Lijun Zhou https://doi.org/10.7717/peerj.2624 PubMed 27833804