TY - BOOK TI - Global Immunization Vision and Strategy (IVS) : a mid-term analysis of progress in 50 countries PY - 2013/// KW - IMMUNIZATION N2 - Reviews the performance of 50 countries which have developed comprehensive Multi-Year Plans (cMYPs) since the inception of the Global Immunization Vision and Strategy (GIVS) and cMYP guidelines in 2005 ER -