The Saudi medical team, led by Dr. Huwaida bint Obeid Algithami, has performed seven open heart surgeries for needy patients in Yemen yesterday, bringing to 99 the number of free-of-charge open heart operations, it was reported today. The team is performing its mission within the charity campaign ordered by Crown Prince Sultan bin Abdulaziz, the Deputy Premier, Minister of Defense and Aviation and Inspector General, to provide medical treatment for Yemenis.