Conversational Bots for Psychotherapy: A Study of Generative Transformer Models Using Domain-specific Dialogues. - Avisha Das; Salih Selek; Alia R. Warner; Xu Zuo; Yan Hu; Vipina Kuttichi Keloth; Jianfu Li; W. Jim Zheng; Hua Xu 001 (BioNLP@ACL, 2022)