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Learn about implementation science theories, models and frameworks and their application to primary health care and immunization
Comprehensive reference guide for using implementation science theories, models and frameworks in primary health care and immunization
A vaccinator in a blue vest cycles along a rural road past thatched huts, carrying a vaccine cool box marked Immunization for a Healthier Nigeria.

Implementation Science Theories, Models and Frameworks for Primary Health Care and Immunization Practitioners

Reach every child

Start Learning Open the Reference Guide

Vaccines work. Delivery is the hard part.

Learn the tools in eight short lessons. Apply them with a planner, 148 framework profiles and templates.

Illustrative image

Implementation PlannerProblem to evaluation in four steps

Three Questions

  1. Understanding

    Why is implementation working or not?

    CFIR · TDF · COM-B · EPIS

  2. Improving

    Which strategies fix the causes?

    ERIC · BCW · RED · TIP

  3. Assessing

    Did implementation improve?

    Proctor · RE-AIM · FRAME-IS

Go Straight to a Tool

Follow a Pathway

Six common problems, step by step.

Match Your Problem

Approaches for 16 common problems.

Search the Inventory

Every framework, with its verification status.

Copy a Template

Cards for reviews and supervision.

Examples marked "illustrative" are teaching examples, not real facilities. Read the disclaimer.