TY - JOUR T1 - Questions and answers JO - Colombian Journal of Anesthesiology T2 - AU - Raffán-Sanabria,Fernando SN - 22562087 M3 - 10.1016/j.rcae.2017.06.001 DO - 10.1016/j.rcae.2017.06.001 UR - https://www.elsevier.es/es-revista-colombian-journal-anesthesiology-342-articulo-questions-answers-S2256208717300238 ER -