title: It seems like yesterday that I first injected collagen.
authors.affiliation: Department of Medicine and Dermatology, David Geffen School of Medicine at UCLA, Beverly Hills, CA 90210, USA. amkmd1@aol.com
authors.forename: Arnold William
authors.initials: AW
authors.lastname: Klein
mesh_terms: D003094:Collagen / Q000008:administration & dosage*; D003357:Cosmetic Techniques; D003879:Dermatologic Agents / Q000008:administration & dosage*; D006801:Humans; D007267:Injections
chemical_list: D003879:Dermatologic Agents; D003094:Collagen