AdvertisementHe discovered the origin of the monkeypox outbreak — and tried to warn the worldUpdated July 29, 2022Michaeleen DouclefffacebookEmailDr. Dimie Ogoina, professor of medicine and infectious diseases at Niger Delta University in Nigeria. Over the past few years, he has tried to warn health officials that the monkeypox virus had changed, but few listened. Right: The monkeypox isolation ward of Niger Delta University Teaching Hospital in Bayelsa State, Nigeria. (Dr. Dimie Ogoina)This article was originally published on July 28, 2022.