Immunization, Vaccines and Biologicals


WHO global action plan for laboratory containment of wild polioviruses. 2nd edition.

This document provides a systematic worldwide plan of action to prevent transmission from the laboratory into the community. The plan of action is linked to the major polio eradication objectives for implementation in three phases: pre-polio eradication, post-global eradication and post-OPV immunization. The role of countries and laboratory activities required for each of the phases of containment is well defined.

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