TY - RPRT TI - Catecholamines bind to enkephalins, morphiceptin, and morphine. AU - R S Root-Bernstein PY - 1987 DO - 10.1016/0361-9230(87)90116-x UR - https://pubmed.ncbi.nlm.nih.gov/3607522/ ID - 3607522 ER -