Iranian registry of clinical trials identifier
Go to external page http://purl.obolibrary.org/obo/CTO_0000013
                        This is just here as a test because I lose it
                    
                    
                Term information
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A centrally registered identifier that is assigned for a specific clinical trial registered in the Iranian registry of clinical trials (IRCT). The format for the registry number is “IRCT” followed by a 14-digit number, one letter and again one or two numbers, e.g., IRCT20100228003449N29.