@Article{pearl:10-r354,
  author = 	 "Pearl, J.",
  title = 	 "An Introduction to Causal Inference",
  journal =	 "The International Journal of Biostatistics",
  year = 	 2010,
  volume =	 "6",
  issue =	 "2",
  pages =	 "DOI: 10.2202/1557-4679.1203, $<$http://www.bepress.com/ijb/vol6/iss2/7/$>$"
}