| investigation of a mumps outbreak among university students with two measles-mumps-rubella (mmr) vaccinations, virginia, september-december 2006. | following the clinical diagnosis of the first case of mumps on september 22, 2006 at the university of virginia (uva), 52 suspected cases were identified through active surveillance for mumps by the end of december 2006. samples were collected from 47 students who presented with parotitis despite a documented history of two doses of measles, mumps, and rubella (mmr) vaccine. six of 47 serum samples (13%) were positive for mumps igm, and 46/47 specimens were positive for mumps igg. endpoint titra ... | 2009 | 19697404 |