Implementation of a national measles elimination program in Iran: Phylogenetic analysis of measles virus strains isolated during 2010-2012 outbreaks. di Vahid Salimi, Simin Abbasi, Seyed Mohsen Zahraei, Ghazal Fatemi-Nasab, Fatemeh Adjaminezhad-Fard, Azadeh Shadab, Nastaran Ghavami, Raziyeh Zareh-Khoshchehre, Rambod Soltanshahi, Louis Bont, Talat Mokhtari-Azad