Eregie Performance Gap Index (e-PGI): An Innovative Computed Multi-Domain Tool for Development Ranking of Nations Based on Resource Utilization for Sustainable Development.

Professor Charles Osayande Eregie, Professor of Child Health and Neonatology, Institute of Child Health, University of Benin, Consultant Paediatrician and Neonatologist, University of Benin Teaching Hospital, Benin City, Nigeria