Pak, C. S., Chang, L. S., Lee, H., Jeong, J. H., Jeong, J., Yoon, E., & Heo, C. Y. (2015). A Multicenter Noncomparative Clinical Study on Midface Rejuvenation Using a Nonabsorbable Polypropylene Mesh: Evaluation of Efficacy and Safety. Arch Plast Surg.

Pak, Chang Sik, Lan Sook Chang, Hobin Lee, Jae Hoon Jeong, Jinwook Jeong, Eul-Sik Yoon, and Chan Yeong Heo. "A Multicenter Noncomparative Clinical Study On Midface Rejuvenation Using a Nonabsorbable Polypropylene Mesh: Evaluation of Efficacy and Safety." Arch Plast Surg 2015.

Pak, Chang Sik, et al. "A Multicenter Noncomparative Clinical Study On Midface Rejuvenation Using a Nonabsorbable Polypropylene Mesh: Evaluation of Efficacy and Safety." Arch Plast Surg 2015.