Validity of inpatient electronic health record‐based measures of oxygen‐related therapy in the United States: Lessons applicable for studying COVID ‐19 endpoints

• Candace C. FullerHarvard University
• Edward RosenHarvard University
• Ashish RaiHarvard University
• Austin CosgroveHarvard University
• Karla M. MillerHCA Healthcare
• Patricia L. BrightUnited States Food and Drug Administration
• Katherine HaffenrefferHarvard University
• Russell E. PolandHarvard University
• Natasha PrattUnited States Food and Drug Administration
• Kenneth SandsHarvard University
• Mayura U. ShindeHarvard University
• Richard G. PlattHarvard University
• Noelle M. CocorosHarvard University
• Michael KlompasHarvard University
• Sarah K. DutcherUnited States Food and Drug Administration