Dr. Gene Kallsen, former Chief of Emergency Medicine at UCSF Fresno, retired from UCSF in December 2018. Dr. Kallsen wore numerous hats during his 40 years with UCSF, starting as a resident in the UCSF Fresno EM program in 1977. His legacy will continue through the Gene W. Kallsen, MD, Endowed Chair in Emergency Medicine. Read more