World Health Organization
Avenue Appia 20
1211 Geneva 27, Switzerland
+ 41 22 791 21 11
+ 41 22 791 31 11 Fax
www.who.int/campaigns/immunization-week
Materials available
Contact: None designated
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Earlier Event: April 22
National Infertility Awareness Week
Later Event: April 23
Every Kid Healthy™ Week