TY - RPRT TI - Similar decrease in spontaneous morphine abstinence by methadone and RB 101, an inhibitor of enkephalin catabolism. AU - F Ruiz AU - M C FourniƩ-Zaluski AU - B P Roques AU - R Maldonado PY - 1996 DO - 10.1111/j.1476-5381.1996.tb15691.x UR - https://pubmed.ncbi.nlm.nih.gov/8872371/ ID - 8872371 ER -