TY - RPRT TI - Endogenous opiate system and systematic desensitization. AU - K J Egan AU - J E Carr AU - D D Hunt AU - R Adamson PY - 1988 DO - 10.1037//0022-006x.56.2.287 UR - https://pubmed.ncbi.nlm.nih.gov/2897387/ ID - 2897387 ER -