Narins RS Baumann L, Brandt FS, Fagien S, Glazer S, Lowe NJ, et al. A randomized study of the efficacy and safety of injectable poly-L-lactic acid versus human-based collagen implant in the treatment of nasolabial fold wrinkles J Am Acad Dermatol. 2010;62(3):448–462.
Brown SA, Rohrich RJ, Baumann L, Brandt FS, Fagien S, Glazer S, et al. Subject Global Evaluation and Subject Satisfaction Using Injectable Poly-L-Lactic Acid versus Human Collagen for the Correction of Nasolabial Fold Wrinkles. Plast Reconstr Surg. 2011;127(4):1648–1692.
Moyle GJ, Lysakova L, Brown S, Sibtain N, Healy J, Priest C, et al. A randomized open-label study of immediate versus delayed polylactic acid injections for the cosmetic management of facial lipoatrophy in persons with HIV infection. HIV Med. 2004;5(2):82–87.
Mest DR and Humble G. Safety and Efficacy of Poly-L-lactic Acid Injections in Persons with HIV-Associated Lipoatrophy: The US Experience. Dermatol Surg. 2006;31(11):1336–1345.
Fisher GJ, Varani J, Voorhees JJ. Looking Older Fibroblast Collapse and Therapeutic Indications. Arch Dermatol. 2008; 144(5):666–672.