Ilham Hutomo D, Sunarto H, Ramadianti Fitria A. Crown Lengthening for Obtaining Biological Width in Dental Restoration: A Case Report. Kme [Internet]. 2022Apr.25 [cited 2022Jul.5];2(1):160-8. Available from: https://knepublishing.com/index.php/KnE-Medicine/article/view/10848