1. American Society for Aesthetic Plastic Surgery Cosmetic surgery national data bank statistics 2012. [accessed 13.9.13].
2. Expert guideline on the use of porcine collagen in aesthetic medicine;Rzany;J Dtsch Dermatol Ges,2010
3. Legal ramifications of off-label filler use;Goldberg;Dermatol Ther,2006
4. Dermal fillers in aesthetics: an overview of adverse events and treatment approaches;Funt;Clin Cosmet Investig Dermatol,2013
5. Patients believe that cosmetic procedures affect their quality of life: an interview study of patient-reported motivations;Waldman;J Am Acad Dermatol,2019