title: Introduction to the consensus recommendations.
authors.affiliation: Vancouver, Canada; Boca Raton, Fla.; and San Francisco, Calif. From the Department of Ophthalmology, University of British Columbia; private practice; and the Department of Dermatology, University of California School of Medicine, San Francisco.
authors.forename: Jean
authors.initials: J
authors.lastname: Carruthers
authors.forename: Steven
authors.initials: S
authors.lastname: Fagien
authors.forename: Seth L
authors.initials: SL
authors.lastname: Matarasso
mesh_terms: D000328:Adult; D019274:Botulinum Toxins, Type A / Q000008:administration & dosage*; D003245:Consensus Statements as Topic; D003376:Counseling; D004954:Esthetics; D005145:Face; D006801:Humans; D007279:Injections, Subcutaneous; D008875:Middle Aged; D018579:Patient Selection; D017410:Practice Guidelines as Topic; D014481:United States
chemical_list: D019274:Botulinum Toxins, Type A