Neuroscience · 1992 · 110 citations · 62 references
Life SciencesNeurosciencePharmacologyNeurochemistryNeuropharmacologyPain MedicineAnalgesiaOpioid PharmacologyPain ModulationPain NeuroscienceSpinal Cord CircuitsSpinal Cord PhysiologyDorsal Horn AnatomyDorsal Horn NeurophysiologyDorsal Horn PhysiologyEndogenous Opioid ModulationEndogenous Opioid SignalingEndogenous OpioidsOpioid PharmacodynamicsSpinal Cord Neuroanatomy
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Ethical guidelines for investigations of experimental pain in conscious animals
M. Zimmermann · Pain · 1983 · 7.8K citations