Siti Bahirrah, and Octavina Sitorus. “GAMBARAN TIPE SENYUM BERDASARKAN FOTOMETRI PADA MAHASISWA INDIA TAMIL MALAYSIA FKG USU: SMILE ANALYSIS WITH PHOTOMETRIC METHODS OF MALAYSIAN INDIAN TAMIL DENTISTRY STUDENTS AT UNIVERSITY OF SUMATERA UTARA”. Dentika: Dental Journal, vol. 18, no. 3, July 2015, pp. 268-73, doi:10.32734/dentika.v18i3.1974.