PROGRESS lN HISTOCHEMISTRY AND CYTOCHEMISTRY ; vol. 20 No 3 546,796 STENGAARD-PEDERSEN KRISTIAN Opioid peptides and receptors : localization interactions and relationships to other molecules in the rodent brain, especially the hippocampal formation / Kristian Stengaard-Pedersen. - Stuttgart ; New York : Gustav Fischer Verl.,1989. -VI, [2], 121 s. : il., wykr. ; 24 cm (Progres in Histochemistry and Cytochemistry, ISSN 0079-6336 ; vol. 20 No 3) - ISBN 3-437-11288-0 [Stuttqart] ISBN 0-89574-310-8 [New rk]