Medical group backs health shake up to combat Ebola
Oliveira and his wife, who are pregnant with their first baby, remain at a Lagos hospital where they are being monitored.
He has also been taken to a private hospital in Kigali, Rwanda, with Ebola symptoms, which is being treated at the same clinic.
The Nigerian president, Goodluck Jonathan, and other top officials have sent their condolences to Mr Lagos and his family.
Famine has ravaged much of West Africa, with half the population of West Africa already in quarantine, although some residents who were brought to Sierra Leone and Liberia have remained in isolation, at least temporarily.
The International Federation of the Red Cross (IFRC) has raised $10million (£7million) for health in Liberia, Sierra Leone and Guinea since the outbreak started in March.
It has been unable to provide addi우리카지노tional funds to Nigeria and Liberia and has suspended its support because of the Ebola crisis.