Sanz Moreno JC, Seijas Martínez-Echevarría L, Febrel Bordejé C, Sagües Cifuentes MJ, Fernández Díaz M, Mosquera Gutiérrez MM. IgM against rubella in a case of maculopapular exanthema caused by Epstein-Barr virus. Rev Pediatr Aten Primaria. 2003;5:225-228.