primaryshieldwordmark By Serghei Mangul|2019-09-23T22:42:50+00:00September 23rd, 2019| Share This Story, Choose Your Platform! facebooktwitterlinkedinredditwhatsapptumblrpinterestvkEmail About the Author: Serghei Mangul Serghei is an Assistant Professor in the Titus Department of Clinical Pharmacy at the USC School of Pharmacy.