1. Policy for the temporary use of portable cryogenic containers not in compliance with 21 CFR 211.94(e)(1) for oxygen and nitrogen during the COVID-19 public health emergency Publication: [Silver Spring, MD] : Center for Drug Evaluation and Research, April 2020 Subject(s): Nitrogen -- supply & distributionOxygen -- supply & distributionCOVID-19Nitrogen -- therapeutic useOxygen -- therapeutic useUnited StatesUnited States. Department of Health and Human Services.United States. Food and Drug Administration.
