UC Davis Health officials have sent roughly 200 letters to people who may have been exposed to the highly contagious measles virus March 17 in the emergency department at the University of California, Davis Medical Center after a young girl from Calaveras County who was treated there was diagnosed with the illness.The letter from UC told recipients: “You will need to notify your primary health care provider(s) and your child’s provider(s) of this possible exposure to [...]