TY - JOUR AU - Cohen, J L; Dayan, S H; Cox, S E; Yalamanchili, R; Tardie, G TI - OnabotulinumtoxinA dose-ranging study for hyperdynamic perioral lines JO - Dermatol Surg IS - 09 VL - 38 PY - 2012 DO - 10.1111/j.1524-4725.2012.02456.x L3 - PubMed-ID: 22621180 SP - 1497 EP - 1505 ER -