Cathy H. Wu Hongzhan Huang Anastasia N. Nikolskaya Zhang-Zhi Hu Winona C. Barker The iProClass integrated database for protein functional analysis. 87-96 2004 28 Computational Biology and Chemistry 1 http://dx.doi.org/10.1016/j.compbiolchem.2003.10.003 db/journals/candc/candc28.html#WuHNHB04