Efficacy and Safety of Platelet-Rich Plasma and Hyaluronic Acid Combination Treatment for Neck Rejuvenation in Thailand: A Prospective Study. - de Leon, Stephanie T.; Zabala, Diandra A.; Viriyaskultorn, Noldtawat; Buranaporn, Panyapat; Bhorntarakcharoen, Woramate; Hutachoke, Thrit; Leesanguankul, Thanyaporn; Wannawittayapa, Teerapat; Tantrapongsathorn, Wetch; Sittiwanaruk, Sariya; Wanitphakdeedecha, Rungsima (Dermatology & Therapy, 2026)