(Q44333177)
Statements
Modulation of the endogenous opioid system after morphine self-administration and during its extinction: a study in Lewis and Fischer 344 rats (English)
Pilar Sánchez-Cardoso
Sonsoles Martín
Nuria del Olmo
Miguel Miguéns
Carmen García-Lecumberri
Emilio Ambrosio
11 December 2006