TY - RPRT TI - Beta-endorphin-immunoreactive components in human cerebrospinal fluid. AU - F Winther Bach AU - R Ekman AU - F M Jensen PY - 1986 DO - 10.1016/0167-0115(86)90018-2 UR - https://pubmed.ncbi.nlm.nih.gov/2951770/ ID - 2951770 ER -