Copyright © 2011 American Medical Association. All rights reserved. From: Helium-Oxygen Therapy for Infants With BronchiolitisA Randomized Controlled Trial Arch Pediatr Adolesc Med. 2011;165(12):1115-1122. doi:10.1001/archpediatrics.2011.605 Figure Legend: Figure 1. Timeline in the emergency department. ELISA indicates enzyme-linked immunosorbent assay; HFNC, high-flow nasal cannula; M-WCAS, Modified Wood's Clinical Asthma Score; RSV, respiratory syncytial virus; and VCS, videotaped clinical score. Date of download: 11/3/2017 Copyright © 2011 American Medical Association. All rights reserved.

Copyright © 2011 American Medical Association. All rights reserved. From: Helium-Oxygen Therapy for Infants With BronchiolitisA Randomized Controlled Trial Arch Pediatr Adolesc Med. 2011;165(12):1115-1122. doi:10.1001/archpediatrics.2011.605 Figure Legend: Figure 2. Flowchart of the study patients. M-WCAS indicates Modified Wood's Clinical Asthma Score; PICU, pediatric intensive care unit; RSV, respiratory syncytial virus; and TCU, transitional intermediate intensive care unit. Date of download: 11/3/2017 Copyright © 2011 American Medical Association. All rights reserved.

Copyright © 2011 American Medical Association. All rights reserved. From: Helium-Oxygen Therapy for Infants With BronchiolitisA Randomized Controlled Trial Arch Pediatr Adolesc Med. 2011;165(12):1115-1122. doi:10.1001/archpediatrics.2011.605 Figure Legend: Figure 3. Mean Modified Wood's Clinical Asthma Scores (M-WCASs) vs time. Date of download: 11/3/2017 Copyright © 2011 American Medical Association. All rights reserved.

Copyright © 2011 American Medical Association. All rights reserved. From: Helium-Oxygen Therapy for Infants With BronchiolitisA Randomized Controlled Trial Arch Pediatr Adolesc Med. 2011;165(12):1115-1122. doi:10.1001/archpediatrics.2011.605 Figure Legend: Figure 4. Mean Respiratory Distress Assessment Instrument (RDAI) scores vs time. Date of download: 11/3/2017 Copyright © 2011 American Medical Association. All rights reserved.