1. Liu PL et al (1983) Comparative CNS toxicity of lidocaine, etidocaine, bupivacaine, and tetracaine in awake dogs following rapid intravenous administration. Anesth Analg 62: 375–379
2. Scott DB (1975) Evaluation of the toxicity of local anaesthetic agents in man. Br J Anaesth 47: 56–60
3. Covino BG, Vassallo HG (1976) Local Anesthetics: Mechanisms of Action and Clinical Use. New York, Gr¨¹ne & Stratton, p 126
4. Hogan Q (1996) Local anesthetic toxicity: an update. Reg Anesth (Suppl 6) 21: 43–50
5. Morishima HO et al (1985) Bupivacaine toxicity in pregnant and nonpregnant ewes. Anesthesiology 63: 134–139