“The Effect Of Facial Vertical Dimension Changes On The Value Of Facial Harmony In Malocclusion Class II Skeletal In RSGM USU: Pengaruh Perubahan Dimensi Vertikal Wajah Terhadap Nilai Harmoni Wajah Pada Maloklusi Kelas II Skeletal Di RSGM FKG USU”. 2020. Dentika: Dental Journal 23 (2): 39-44. https://doi.org/10.32734/dentika.v23i2.4386.