Actual systems of prevention and treatment of new emerging airborne germs seem to be ineffective as shown with the ongoing Covid-19 pandemic. Here I present a novel concept allowing to develop specific immunity when being exposed without even getting infected. I concretize this concept in a facial device whose composition, way of use, and potential interests are detailed in this paper.
This work is licensed under a Creative Commons Attribution 4.0 International License.
Copyright (c) 2020 Neifer C