The voluntary medical campaign of King Salman Humanitarian Aid and Relief Center (KSrelief) to combat blindness and relevant diseases, in Cameroon, has assessed on Thursday, the cases of patients in order to start their operations today, where about 3,200 patients were examined and 210 of them were selected for the operations. The campaign is conducted by the KSrelief in cooperation with Al-Basar International Foundation, aiming to treat people with eye diseases in Cameroon and provide them with the necessary medical care.