News AIR TURBULENCE COMPARISON: Opt-Shield vs. Others Posted on April 18, 2020December 7, 2020 by Brandon Giap
News Dr. Giap’s CPAP RESPIRATOR for Potential Ventilator Shortage During the COVID-19 Crisis, No Mechanical/Electrical Components Required Posted on April 18, 2020December 6, 2020 by Brandon Giap
