Health officials recommend those who were at the location during specified time, date consider vaccination if not immune.  OHA release - PORTLAND, Ore.—Oregon Health Authority (OHA) and Clackamas County health officials are warning the public about a location where people may have been exposed to measles.  People might have been exposed if they were at the following location at this date and time:  Kaiser Permanente Sunnyside Medical Center emergency department waiting room, 10180 SE Sunnyside Road, Clackamas, between 12:33 p.m. and 2:33 p.m. Monday, Aug. 17. People who were at this location during this date and time should check their vaccination records and monitor for signs and symptoms of measles. People born after 1957 who have not had measles and have not been vaccinated against measles should receive an MMR vaccine as soon as possible. Kaiser Permanente will be reaching out to individuals directly who are identified as eligible and needing to receive post-exposure prophylaxis with immune globulin to prevent measles.  Families without a primary care provider can establish care at any of Multnomah County's seven primary care clinics or nine student health centers (based at high schools but open to anyone ages 5-18) by calling 503-988-5558 to make a new patient appointment. Clackamas County residents can schedule an appointment with a Clackamas County Health Center.