Head of Sheba Medical Center, Prof. Ze'ev Rotstein (L), addresses a press conference in Sheba Medical Center at Tel Hashomer, where Ariel Sharon is hospitalized, near Tel Aviv, Israel, on Jan. 5, 2014. Former Israeli Prime Minister Ariel Sharon's health condition has deteriorated further with his "vital organs" failing, said Rotstein on Sunday. (Xinhua/JINI)