The ups and downs of observational vaccine research

Affiliation

• ¹ Software and Information Systems Engineering, Ben-Gurion University of the Negev, Be'er Sheva 8410501, Israel; Epidemiology, Biostatistics and Community Health Services, Ben-Gurion University of the Negev, Be'er Sheva 8410501, Israel; ARC Innovation Center, Sheba Medical Center, Tel Hashomer, Ramat Gan, Israel. Electronic address: noambard@bgu.ac.il.