ArticlePersistence of Nonanimal Stabilized Hyaluronic Acid Filler in Nasolabial Fold Correction: An Investigator and Participant EvaluationAuthor:Brandt FSPublish date: October 1, 2009 Building on the benchmarks set by bovine collagen, nonanimal stabilized hyaluronic acid fillers have been increasingly used in the United States f...Read More