CLOTU: An online pipeline for processing and clustering of 454 amplicon reads into OTUs followed by taxonomic annotation. - Surendra Kumar; Tor Carlsen; Bjørn-Helge Mevik; Pål Enger; Rakel Blaalid; Kamran Shalchian-Tabrizi; Havard Kauserud (BMC Bioinform., 2011)