The global switch from trivalent oral polio vaccine (tOPV) to bivalent oral polio vaccine (bOPV): facts, experiences and lessons learned from the south-south zone; Nigeria, April 2016
Abstract Background The globally synchronized switch from trivalent Oral Polio Vaccine (tOPV) to bivalent Oral Polio Vaccine (bOPV) took place in Nigeria on April 18th 2016. The country is divided into six geopolitical zones. This study reports the experiences and lessons learned from the switch pro...
Main Authors: | , , , , , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2018-01-01
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Series: | BMC Infectious Diseases |
Subjects: | |
Online Access: | http://link.springer.com/article/10.1186/s12879-018-2963-6 |