Created at	Source	Raw Value	Validated value
May 15, 2021, 12:32 a.m.	usa	None	ClinicalTrials.gov_Inquiries@pfizer.com
March 27, 2021, 12:31 a.m.	usa	ClinicalTrials.gov_Inquiries@pfizer.com	ClinicalTrials.gov_Inquiries@pfizer.com