@incollection{Shahar12,
author = {Eyal Shahar and Doron J. Shahar},
title = {Causal Diagrams and Three Pairs of Biases},
booktitle = {Epidemiology},
publisher = {IntechOpen},
address = {Rijeka},
year = {2012},
editor = {Nuno Lunet},
chapter = {3},
doi = {10.5772/33486},
url = {https://doi.org/10.5772/33486}
}