@article{Killworth1998,
author = {Killworth, P.D. and Johnsen, E.C. and McCarty, C. and Shelley, G.A. and Bernard, H.R.},
title= {A social network approach to estimating seroprevalence in the United States},
year = {1998},
doi = {10.1016/S0378-8733(96)00305-X},
volume = {20},
number = {1},
pages = {23--50},
}