TY - RPRT TI - Intercorrelations between levorphanol induced antinociception, hypothermia, activity and constipation in a genetically heterogeneous mouse population, and the results of selective breeding for antinociception. AU - J K Belknap AU - N L Haltli AU - D M Goebel AU - M Lamé PY - 1982 UR - https://pubmed.ncbi.nlm.nih.gov/7122511/ ID - 7122511 ER -