@misc{indiciae3f6c0d3b2e28, title = {Leisure: a problem for preventive psychiatry.}, author = {W M Mendel}, year = {1971}, doi = {10.1176/ajp.127.12.1688}, url = {https://pubmed.ncbi.nlm.nih.gov/5105778/}, note = {Source identifier: 5105778} }