 Markii hore milateriga Nigeria ayaa ku andacooday in dhammaan cilmi-baarayaashii la soo badbaadiyay hasayeeshee haatan jaamacadda ayaa sheegayso in shan ka mid ah kooxdaasi ay dhinteen halka dhowr kalana weli la layahay, malaha waxaaba qabsaday fallaagada. 