TY - JOUR AU - Raffán-Sanabria, Fernando PY - 2011/01/01 Y2 - 2024/03/28 TI - Questions and answers JF - Colombian Journal of Anesthesiology JA - Colomb. J. Anesthesiol. VL - 39 IS - 1 SE - Questions and answers DO - UR - https://www.revcolanest.com.co/index.php/rca/article/view/741 SP - 136-137 AB - ER -