J. Atkinson A. Rivas Discovering Novel Causal Patterns From Biomedical Natural-Language Texts Using Bayesian Nets. 714-722 2008 12 IEEE Transactions on Information Technology in Biomedicine 6 http://dx.doi.org/10.1109/TITB.2008.920793 db/journals/titb/titb12.html#AtkinsonR08