1. From the Department of Plant and Environmental Sciences, Weizmann Institute of Science, Rehovot (Y.M.B.-O., R.M.), Technion–Israel Institute of Technology, Haifa (Y.G., O.A.), the Hebrew University of Jerusalem, (M.M.) and the Israel Ministry of Health (O.B., S.A.-P., N.A.), Jerusalem, the Bio-statistical and Bio-mathematical Unit, the Gertner Institute for Epidemiology and Health Policy Research, Sheba Medical Center, Ramat Gan (L.F., A.H.), and the Faculty of Medicine, Tel Aviv University, Tel Aviv (A...