title: Do different formulations of botulinum toxin type A really have different migration characteristics?
authors.forename: Syrus
authors.initials: S
authors.lastname: Karsai
authors.forename: Christian
authors.initials: C
authors.lastname: Raulin
mesh_terms: D019274:Botulinum Toxins, Type A / Q000008:administration & dosage / Q000737:chemistry / Q000493:pharmacokinetics*; D005546:Forehead; D006801:Humans; D007271:Injections, Intradermal; D009465:Neuromuscular Agents / Q000008:administration & dosage / Q000737:chemistry / Q000493:pharmacokinetics*
chemical_list: D009465:Neuromuscular Agents; D019274:Botulinum Toxins, Type A