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Comparative effects of various absorbable threads in a rat model.
[BACKGROUND] Conventional procedures including botulinum toxin and filler injections have their limitations in improving deep wrinkles and decreasing tissue laxity, and possess the propensity for vascular accidents. Absorbable thread is a r…
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Effects of highly concentrated hyaluronic acid filler on nasolabial fold correction: A 24-month extension study.
[BACKGROUND] A previous 6-month study using a more highly concentrated novel hyaluronic acid (HA) filler, PP-501-B, found nasolabial fold (NLF) improvements with increased tolerability. [OBJECTIVE] We investigated the long-term efficacy, d…