The Covid-19 global pandemic has unsettled the world. It has created social, economic and medical upheavals not seen in recent history. Starting from China in December 2019 and expanding to other countries of the world as early as February 2020. The diffusion of Covid-19 started as hierarchical diffusion moving to more economically advanced countries then latter to developing countries. Relocation diffusion started when people from Europe, Middle East (Dubai in particular) travelled back to African countries. The first index case in Nigeria was an Italian who came to Lagos. The...