Effect of electric shock and cardiazol shock on morphine tolerance.
D004361:Drug Tolerance; D004560:Electricity; D004597:Electroshock; D009020:Morphine; D010433:Pentylenetetrazole / Q000494:pharmacology*
D009020:Morphine; D010433:Pentylenetetrazole
ELECTRICITY/effects; MORPHINE; PENTYLENETETRAZOLE/effects