title: Duulimaadyada Bariga ma ka dhakhso badan yihiin kuwa Galbeedka?
abstract: Weligaa ma is waydiisay sababta ay duulimaadyada aad ugu kacday dhanka bari uga dheereeyeen kuwa aad ugu socoto dhanka galbeed? Tani waa sababta cilmiga ah.