@misc{indiciaed0e4ce9f05e4, title = {The Manitoba longitudinal study on aging: description and methods.}, author = {J M Mossey and B Havens and N P Roos and E Shapiro}, year = {1981}, doi = {10.1093/geront/21.5.551}, url = {https://pubmed.ncbi.nlm.nih.gov/7338308/}, note = {Source identifier: 7338308} }