1 Clinical Research Center, Soroka University Medical Center, Be'er Sheva, Israel; Faculty of Health Sciences, Ben-Gurion University of the Negev, Be'er Sheva, Israel; Department of Internal Medicine B, Rabin Medical Center, Beilinson Campus, Petah Tikva, Israel.
2 Clinical Research Center, Soroka University Medical Center, Be'er Sheva, Israel; Faculty of Health Sciences, Ben-Gurion University of the Negev, Be'er Sheva, Israel.
3 Faculty of Health Sciences, Ben-Gurion University of the Negev, Be'er Sheva, Israel; Infectious Disease Institute, Soroka University Medical Center, Be'er Sheva, Israel.
4 Clinical Research Center, Soroka University Medical Center, Be'er Sheva, Israel; Faculty of Health Sciences, Ben-Gurion University of the Negev, Be'er Sheva, Israel. Electronic address: victorno@clalit.org.il.