Prof. Yigzaw Kebede, Dr. Gashaw Andargie, Prof. Mengesha Admassu, Dr. Sisay Yifru, Dr. Shitaye Alemu, Prof. Afework Kassu, Mr. Tadesse Awoke, Mr. Tesfahun Melese, Mr. Temesgen Azimeraw
A number uniquely identifying all the records belonging to a specific individual in the data file. This number is not the same as the identifier used by a contributing centre to be identify the individual