PeerJ Author 200 Points Contributions by role Author 200 Contributions by subject area Psychiatry and Psychology Public Health Mental Health COVID-19 Nancy H Liu PeerJ Author Summary Psychiatry & Psychology Public Health Past or current institution affiliations UC Berkeley PeerJ Contributions Articles 2 May 23, 2022 Mental health problems among hotline callers during the early stage of COVID-19 pandemic Jing An, Yi Yin, Liting Zhao, Yongsheng Tong, Nancy H. Liu https://doi.org/10.7717/peerj.13419 PubMed 35646488 October 17, 2019 Differences between medically treated and untreated non-fatal self-harm reported by hotline callers in China Yongsheng Tong, Yi Yin, Nancy H. Liu https://doi.org/10.7717/peerj.7868 PubMed 31637129
