Director of Regional Office of World Health Organization (W.H.O.) for Eastern Mediterranean, Dr Ala Alwan has highlighted the accumulated experience gained by Saudi Arabia in the sphere of Emergency Medical Care For Crowds and in dealing with the rising number of pilgrims. He commended the Kingdom's progress in this field and highlighted efforts and steps carried out by the staff in the Ministry of Health in the fight against diseases. This came during the opening of a meeting of the Regional Office at World Health Organization headquarters in Geneva.