Selection of models for the analysis of risk-factor trees: leveraging biological knowledge to mine large sets of risk factors with application to microbiome data. - Qunyuan Zhang; Haley Abel; Alan Wells; Petra Lenzini; Felicia Gomez; Michael A. Province; Alan A. Templeton; George M. Weinstock; Nita H. Salzman; Ingrid B. Borecki (Bioinform., 2015)