Use of pneumatic needle-free hyaluronic acid injection technology for correction of atrophic facial acne scars in adult patients: a randomized placebo-controlled split-face comparative study.
Active, not recruitingJPRN-jRCTs052190078
Yuki Yamamotoatrophic facial acne scars
atrophic scar
Start: 2020-06-23Target: 33Updated: 2026-06-29