Key Record Dates
| ClinicalTrials.gov Identifier: | NCT04654754 |
|---|---|
| Brief Title: | Aerosol Particle Concentrations Among Different Oxygen Devices for Spontaneous Breathing Patients With Tracheostomy |
| First Submitted : | November 25, 2020 |
| First Submitted that Met QC Criteria : | December 2, 2020 |
| First Posted : | December 4, 2020 |
| Last Update Submitted that Met QC Criteria : | July 21, 2021 |
| Last Update Posted : | July 23, 2021 |