@misc{indiciae349dd341f5e1, title = {THE SMALL GROUP TUTORIAL.}, author = {W J CAMPBELL}, year = {1965}, doi = {10.5694/j.1326-5377.1965.tb71935.x}, url = {https://pubmed.ncbi.nlm.nih.gov/14280568/}, note = {Source identifier: 14280568} }