Malian biologists specialized in testing for COVID-19 coronavirus testing, pose in the laboratory of the "Point G" hospital in Bamako, on March 19, 2020. Although no positive cases have yet been confirmed in Mali, hospitals and doctors are getting ready for a potential emergency., Image: 507951836, License: Rights-managed, Restrictions: TO GO WITH AFP STORY BY AMAURY HAUCHARD, Model Release: no, Credit line: MICHELE CATTANI / AFP / Profimedia