%0 Journal Article %B MMWR Morb Mortal Wkly Rep %D 2020 %N 35 %P 1221-1226 %R 10.15585/mmwr.mm6935e2 %T Seroprevalence of SARS-CoV-2 among frontline health care personnel in a multistate hospital network - 13 academic medical centers, April-June 2020. %V 69 %8 08/2020 %& 1221-1226