Legal vs. illegal injectable fillers: The adverse effects comparison study.
Onjuta ChayangsuRungsima WanitphakdeedechaPenvadee PattanaprichakulInneke Jane HidajatKristy Elleza R EvangelistaWoraphong ManuskiattiPublished in: Journal of cosmetic dermatology (2020)
The incidence of adverse effects and complications from soft-tissue filler injections are superior when performed by novice injectors and unlicensed practitioners using illegal fillers. Proper training of filler injections, selection of appropriate fillers, and early recognition of adverse effects are critically important to the success of treatments.