Molina, N.Bedran-de-Castro, M. T.B.Bedran-de-Castro, J. C.2022-04-292022-04-291990-12-11Brazilian Journal of Medical and Biological Research, v. 23, n. 11, p. 1157-1159, 1990.0100-879Xhttp://hdl.handle.net/11449/2308561157-1159engThe role of opioids in the analgesic response of rats during the estrous cycleArtigo2-s2.0-0025221066