David L. Poole Gregory M. Provan What is the most likely diagnosis? 89-106 1990 conf/uai/1990 UAI http://uai.sis.pitt.edu/displayArticleDetails.jsp?mmnu=1&smnu=2&article_id=1905&proceeding_id=1006 db/conf/uai/uai1990.html#PooleP90