@misc{indiciae665950604449, title = {Exercise and depression in midlife: a prospective study.}, author = {L Cooper-Patrick and D E Ford and L A Mead and P P Chang and M J Klag}, year = {1997}, doi = {10.2105/ajph.87.4.670}, url = {https://pubmed.ncbi.nlm.nih.gov/9146452/}, note = {Source identifier: 9146452} }