Bitterman-Deutsch, Ora, Leonid Kogan, and Faris Nasser. “Delayed Immune Mediated Adverse Effects to Hyaluronic Acid Fillers: Report of Five Cases and Review of the Literature”. Dermatology Reports 7, no. 1 (March 30, 2015). Accessed April 18, 2024. https://www.pagepress.org/journals/dr/article/view/5851.