@article{Krieger1994,
author = {Krieger, N. },
title= {Epidemiology and the Web of Causation: Has Anyone Seen the Spider?},
year = {1994},
doi = {10.1016/0277-9536(94)90202-X},
journal = {Social Science & Medicine},
volume = {39},
number = {7},
pages = {887--903},
}