Additional file 1: of ONS: an ontology for a standardized description of interventions and observational studies in nutrition Francesco Vitali Rosario Lombardo Damariz Rivero Fulvio Mattivi Pietro Franceschi Alessandra Bordoni Alessia Trimigno Francesco Capozzi Giovanni Felici Francesco Taglino Franco Miglietta Nathalie De Cock Carl Lachat Bernard De Baets Guy De TrÊ Mariona Pinart Katharina Nimptsch Tobias Pischon Jildau Bouwman Duccio Cavalieri 10.6084/m9.figshare.6204023.v1 https://springernature.figshare.com/articles/journal_contribution/Additional_file_1_of_ONS_an_ontology_for_a_standardized_description_of_interventions_and_observational_studies_in_nutrition/6204023 Agile introduction on ontologies, how to use them and contribute to ONS. (PDF 2119 kb) 2018-04-30 05:00:00 Ontology Nutrition Health Intervention study Observational study Metabolomics Food intake Biomarker Databases