@article{Harrison1999,
author = {Harrison, J. and Barrow, S. and Gask, L. and Creed, F.},
title= {Social determinants of GHQ score by postal survey},
year = {1999},
doi = {10.1093/pubmed/21.3.283},
journal = {Journal of Public Health },
volume = {21},
pages = {283−288},
}