Publication Formats Case Report Form (CRF) None Debbie Kennedy, CRF Designer, Canary Publications, ISBN 0-9531174-7-2 SCDO Request inclusion into relevant ontology, perhaps as parent of "electronic case report form" in the Ontology for Biomedical Investigations (OBI) A paper or electronic questionnaire specifically used in research by the sponsor of the research to collect data from each research participant. All data on each participant in the study are held and/or documented in the CRF, including adverse events.