@article{Barefoot2005,
author = {Barefoot, John C. and Grønbæk, Morten and Jensen, Gorm and Schnohr, Peter and Prescott, Eva},
title= {Social Network Diversity and Risks of Ischemic Heart Disease and Total Mortality: Findings from the Copenhagen City Heart Study},
year = {2005},
doi = {10.1093/aje/kwi128},
journal = {American Journal of Epidemiology},
volume = {161},
number = {10},
pages = {960--967},
}