TY - RPRT TI - Electrocardiographic changes during microlaryngoscopy under halothane anaesthesia. AU - L Saarnivaara AU - E Kentala AU - S Lauerma AU - V P Savolainen PY - 1974 DO - 10.1111/j.1399-6576.1974.tb01177.x UR - https://pubmed.ncbi.nlm.nih.gov/4451017/ ID - 4451017 ER -