title: [Botulinum toxin A in esthetic medicine. Poison for facial lines and crows feet].
mesh_terms: D019274:Botulinum Toxins, Type A / Q000008:administration & dosage*; D006801:Humans; D007273:Injections, Intramuscular; D015595:Skin Aging / Q000187:drug effects*; D013518:Surgery, Plastic
chemical_list: D019274:Botulinum Toxins, Type A