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Sánchez-Vázquez FJ, Madrid JA, Zamora S, Iigo M, Tabata M.Sánchez-Vázquez FJ, et al. Among authors: madrid ja.Physiol Behav. 1996 Aug;60(2):665-74. doi: 10.1016/s0031-9384(96)80046-1.Physiol Behav. 1996.PMID: 8840933
Sánchez-Vázquez FJ, Martínez M, Zamora S, Madrid JA.Sánchez-Vázquez FJ, et al. Among authors: madrid ja.Physiol Behav. 1994 Oct;56(4):789-94. doi: 10.1016/0031-9384(94)90244-5.Physiol Behav. 1994.PMID: 7800750
Iigo M, Sánchez-Vázquez FJ, Madrid JA, Zamora S, Tabata M.Iigo M, et al. Among authors: madrid ja.Neuroreport. 1997 May 6;8(7):1631-5. doi: 10.1097/00001756-199705060-00015.Neuroreport. 1997.PMID: 9189904