Israel National NewsGlobal NewsBoris Johnson's persistent fever 'very concerning': Dr. SiegelBoris Johnson's persistent fever 'very concerning': Dr. SiegelBritish PM Boris Johnson admitted to ICU after 10 days of coronavirus symptoms; Dr. Marc Siegel responds.Arutz Sheva Staff Apr 7, 2020, 6:00 PM (GMT+3)Fox NewsBoris JohnsonCoronavirus Found a mistake? Contact usGet the latest news in your mailbox