S. T. Tan, Yohanes Firmansyah, William Gilbert Satyanegara, Edwin Destra, Giovanno Sebastian Yogie, and Catharina Sagita Moniaga, “The Effectiveness of Combination Therapy of Needling and Secretome from Mesenchymal Stem Cells (Serum 10%) for Acne Scar Treatment”, Bioscmed, vol. 7, no. 6, pp. 3377-3383, Jul. 2023.