Schalk, JACrivmde Vries, CGJCArivmJongen, PMJMrivm2025-03-182025-03-1820051593928410.1016/j.biologicals.2005.01.001https://rivm.openrepository.com/handle/10029/641094Potency estimation of measles, mumps and rubella trivalent vaccines with quantitative PCR infectivity assayArticleBiologicals 2005; 33(2):71-92025-03-18