TY - RPRT TI - Ontological analysis of gene expression data: current tools, limitations, and open problems. AU - Purvesh Khatri AU - Sorin Drăghici PY - 2005 DO - 10.1093/bioinformatics/bti565 UR - https://pubmed.ncbi.nlm.nih.gov/15994189/ ID - 15994189 ER -