Hyaluronic Acid, calcium hydroxylapatite, poly‐l‐lactic acid, and polymethyl methacrylate are among the most popular dermal fillers used for augmentation with the decreased face. Factors favoring the usage of CaHa around HA incorporate thick pores and skin at the website (i.e., close to the chin area) and the objective of bony https://directivepublications.org/world-journal-of-otolaryngology/