Table 2.

Expert Comments about conceptual models by Two Delphi Steps

Conceptual Models	Expert Comments
Framework of E-Health Roadmap for Application of IT tools in vaccine COVID-19 coverage	- Edit the first axis of 11 and then add the policy committee axis - Integration of all technologies used in three stages of vaccination - Provide explanations related to the dimensions of planning and organization - Add Portal as technology intervention - Determine international organizations
Vision, Mission, Goals and Values of IT tools for COVID-19 vaccine coverage	- Reengineering goals - Reengineering vision - Relationship management
IT infrastructure framework in vaccine coverage	-Add family level to existing levels -Add access component to existing levels -Add information governance component to national level
Stakeholders of vaccine coverage & E-Health interventions	- Separation of governmental and non-governmental organizations