TY - RPRT TI - Caution in using botox in patients with previous frontal surgery. AU - Arturo C Prado AU - Patricio R Andrades PY - 2002 DO - 10.1097/00006534-200204010-00056 UR - https://pubmed.ncbi.nlm.nih.gov/11965021/ ID - 11965021 ER -