ELIAS BIRYABAREMA UGANDA declared the end of a nearly four-month Ebola outbreak that it briefly struggled to contain but was then able to swiftly bring under control despite the absence of a proven vaccine against the viral strain in question. "We have successfully controlled the spread of Ebola in Uganda," Health Minister Jane Ruth Aceng said during a ceremony to mark the outbreak's end. Aceng said this was Uganda's eighth Ebola outbreak since 2000 when the country recorded its first and most deadly one that killed more than half of the 425 people it infected. The latest outbreak killed 55…