Identification and analysis of internal promoters in Caenorhabditis elegans operons - Huang, Peiming; Pleasance, Erin D.; Maydan, Jason S.; Hunt-Newbury, Rebecca; O’Neil, Nigel J.; Mah, Allan; Baillie, David L.; Marra, Marco A.; Moerman, Donald G.; Jones, Steven J.M. (Genome Research, 2007)