COVID-19 ZoneDr. William's life strategy for epidemic preventionTriviaEnvironmental medicineBrainstorming Dr. William's Life Anti-epidemic Strategy: Taipei MRT by MyDocSay.com March 5, 2021 March 5, 2021 614 views COVID-19 is raging around the world. What are the little tricks that only medical staff understand when taking the MRT? Let Dr. William take everyone to do it together! Read more