FlyRNAi.org - the database of the Drosophila RNAi screening center: 2012 update. - Ian Flockhart; Matthew Booker; Yanhui Hu; Benjamin McElvany; Quentin Gilly; Bernard Mathey-Prevot; Norbert Perrimon; Stephanie E. Mohr (Nucleic Acids Res., 2012)