Quality of epidural blockade. II. Influence of physico-chemical factors; hyaluronidase and potassium.
D000775:Anesthesia, Spinal; D001340:Autonomic Nerve Block; D006801:Humans; D006821:Hyaluronoglucosaminidase / Q000494:pharmacology*; D008012:Lidocaine / Q000627:therapeutic use; D011189:Potassium Chloride / Q000494:pharmacology*
D011189:Potassium Chloride; D008012:Lidocaine; D006821:Hyaluronoglucosaminidase