@misc{indiciae9916abc6b335, title = {Training the nonprofessional group therapist. A controlled study.}, author = {G O Ebersole and P H Leiderman and I D Yalom}, year = {1969}, doi = {10.1097/00005053-196909000-00007}, url = {https://pubmed.ncbi.nlm.nih.gov/5805754/}, note = {Source identifier: 5805754} }