TY - GEN AU - Benedetti,F AU - Arduino,C AU - Amanzio,M TI - Somatotopic activation of opioid systems by target-directed expectations of analgesia SN - 0270-6474 PY - 1999///0507 KW - Analgesia KW - psychology KW - Analysis of Variance KW - Anesthetics, Local KW - Capsaicin KW - administration & dosage KW - Double-Blind Method KW - Foot KW - Functional Laterality KW - Hand KW - Humans KW - Infusions, Intravenous KW - Injections, Subcutaneous KW - Naloxone KW - Pain KW - chemically induced KW - Pain Threshold KW - Placebo Effect N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't ER -