1. From the Infection Prevention and Control Unit (E.G.L., C.C., G.R.-Y.), the Biostatistics and Biomathematics Unit, Gertner Institute of Epidemiology and Health Policy Research (R.F., A.Z., C.R., L.F.), the Automated Mega-Laboratory, Laboratory Division (R.D., K.A.), the Department of Clinical Microbiology (S.A.), and the Sheba Medical Center Management (Y.K.), Sheba Medical Center Tel Hashomer, and the Central Virology Laboratory, Public Health Services, Ministry of Health (Y.L., V.I., E.M.), Ramat Gan,...