title: In ka badan 11,000 oo saynisyahano ah oo ka kala yimid daafaha caalamka ayaa ku dhawaaqay 'xaalad degdeg ah oo ku saabsan cimilada'
abstract: Daraasad ayaa tilmaamaysa lix talaabo oo muhiim ah oo ay tahay in la qaado si wax looga qabto "xaaladda degdegga ah ee cimilada"