Published on in Vol 6, No 9 (2017): September
![Protocol for Usability Testing and Validation of the ISO Draft International Standard 19223 for Lung Ventilators Protocol for Usability Testing and Validation of the ISO Draft International Standard 19223 for Lung Ventilators](https://asset.jmir.pub/assets/e6a97892d8ca4736c7fe8199b212acd2.jpg 480w,https://asset.jmir.pub/assets/e6a97892d8ca4736c7fe8199b212acd2.jpg 960w,https://asset.jmir.pub/assets/e6a97892d8ca4736c7fe8199b212acd2.jpg 1920w,https://asset.jmir.pub/assets/e6a97892d8ca4736c7fe8199b212acd2.jpg 2500w)
1 Department of Systems Design Engineering, University of Waterloo, Waterloo, ON, Canada
2 Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada
3 Woodstock Hospital, London, ON, Canada
*these authors contributed equally