Understanding COVID 19 SpreadingMay 9, 2020https://erinbromage.wixsite.com/covid19/post/the-risks-know-them-avoid-them?fbclid=IwAR1eu5RmSRN2_6gCLAjiUzh8-dak6Ac3DAb2JaByqnV2-EcATtK6G3S_0Oc
