European study with 20 clients shown significant dermal top quality enhancement and atrophic acne scar reduction from PN injections, confirming its basic safety and performance as a single treatment. Even so, this calls for greater, for a longer time-time period randomized research For additional conclusive proof. 已知對膠原蛋白過敏患，包括（但不限於）曾使用膠原蛋白製品，如注射劑、植... https://englandd062hgf8.theblogfairy.com/profile