Immunization Newsletter, v.34, n.2, Apr. 2012

IN THIS ISSUE:  Tenth Anniversary of Vaccination Week in the Americas and the First World Immunization Week; Haiti launches VWA with Intensive Vaccination Activities Focused on Children; Honduras launches Vaccination Week; Vaccine-derived Poliovirus Paralytic Poliomyelitis - What is it and what should you do?; Guide to Contraindications and Precautions to Commonly Used Vaccines; Vaccination: An Act of Love, 10 Years of Vaccination Week in the Americas