@article{Tennstedt1992,
author = {Tennstedt, S.L. and Crawford, S.L. and McKinley, J.B.},
title= {Is family care on the decline? A longitudinal investigation of the substitution of formal long-term care services for informal care},
year = {1992},
journal = {The Milbank Quarterly},
volume = {71},
number = {4},
pages = {601--624},
}