@article{Due1999,
author = {Due, P. and Holstein, B. and Lund, R. and Modvig, J. and Avlund, K.},
title= {Social relations: network, support and relational strain},
year = {1999},
doi = {10.1016/S0277-9536(98)00381-5},
journal = {Social Science & Medicine},
volume = {48},
number = {5},
pages = {661--673},
}