Castor EDC 2019.1 release certificate May 09, 2025 10:19 Castor EDC 2019.1 release and randomization certificate. Download this Article (PDF) randomization_certificate_2019.1.pdf 300 KB Download Release_Certificate_2019.1.pdf 300 KB Download Related articles Castor EDC Permissions Overview Can I enter a time using the exact minutes instead of quarter hour intervals?