by Sara HUSSEIN TOKYO, Japan (AFP) — Ebola survivors can relapse and trigger outbreaks at least five years after infection, and long-term follow-up of former patients is needed to prevent devastating flare-ups, according to new research. Scientists already knew Ebola could lie dormant in survivors, who test negative because the virus is in tissue rather than circulating in the blood. But analysis of an outbreak this year in Guinea, published Wednesday in the journal Nature, […]