1. Clinical trial registration: a statement from the international committee of medical journal editors;De Angelis;Lancet,2004
2. Adherence to guidance on registration of randomized controlled trials published in Anaesthesia;El-Boghdadly;Anaesthesia,2018
3. When are clinical trials registered? An analysis of prospective versus retrospective registration;Harriman;Trials,2016
4. CONSORT Group. Consolidated Standards of Reporting Trials (CONSORT) Statement. http://www.consort-statement.org/(accessed 06/23/2022).
5. Clinicaltrials.gov. PRS Guided Tutorials. https://prsinfo.clinicaltrials.gov/tutorial/content/index.html#/(accessed 06/23/2022).