title: Density of tetracaine-water mixtures and the effectiveness of 0.33 per cent tetracaine in hypobaric spinal anesthesia.
mesh_terms: D000328:Adult; D000368:Aged; D000775:Anesthesia, Spinal; D001274:Atmospheric Pressure; D006801:Humans; D008297:Male; D008875:Middle Aged; D013748:Tetracaine / Q000008:administration & dosage; D014867:Water
chemical_list: D014867:Water; D013748:Tetracaine