@article{Guralnik2009,
author = {Guralnik, Jack M. and Butterworth, Suzanne and Patel, Kushang and Mishra, Gita and Kuh, Diana},
title= {Reduced midlife physical functioning among never married and childless men: evidence from the 1946 British Birth Cohort Study},
year = {2009},
doi = {10.1007/bf03325226},
journal = {Aging Clinical and Experimental Research},
volume = {21},
number = {2},
pages = {174--181},
}