ITSoneDB: a comprehensive collection of eukaryotic ribosomal RNA Internal Transcribed Spacer 1 (ITS1) sequences. - Monica Santamaria; Bruno Fosso; Flavio Licciulli; Bachir Balech; Ilaria Larini; Giorgio Grillo; Giorgio De Caro; Sabino Liuni; Graziano Pesole (Nucleic Acids Res., 2018)