Nigeria on Friday morning announced the first confirmed case of the novel coronavirus in sub-Saharan Africa. “The case is an Italian citizen who works in Nigeria and returned from Milan, Italy to Lagos, Nigeria on the 25th of February 2020,” Health Minister Osagie Ehanire said in a statement on Twitter. https://twitter.com/Fmohnigeria/status/1233180000872026114?s=19 “The patient is clinically stable, with no serious…