Tang Wen-Xin, Reasons for Increased Social Distancing and Surface Disinfection from a Physics Perspective, Journal of Current Viruses and Treatment Methodologies, Volume 1, Issue 2, 2020, Pages 1-2, ISSN 2691-8862, https://doi.org/10.14302/issn.2691-8862.jvat-20-3321. (https://oap-researchnetwork.orgjvat/article/1327) Keywords: COVID- 19 preventive measures