The Scientific Cultural Days of the Saudi Universities, ongoing in Yemen under the auspices of Yemeni sister universities for the last seven days, concluded in Sanaa today. Addressing the closing ceremony, the Saudi Cultural Attaché in the Embassy Dr. Abdulrahman Alhusainan said the event included performing surgical operations, holding scientific and literal symposia and research exhibitions and exchanging fruitful experiences among the Saudi and Yemeni universities.