Meta-omics data and collection objects (MOD-CO): a conceptual schema and data model for processing sample data in meta-omics research. - Gerhard Rambold; Pelin Yilmaz; Janno Harjes; Sabrina Klaster; Veronica Sanz; Anton Link; Frank Oliver Glöckner; Dagmar Triebel (Database J. Biol. Databases Curation, 2019)