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Autor:
Ewa Malatynska, Richard J. Knapp, Rachel Goldenberg, Paula Zamecki, Arif Haque, Glenda Crites, Lucy Shuck, Nancy L. Schindler
Publikováno v:
Pharmacology. 64:8-17
Randomly paired rats were food deprived overnight and placed in an apparatus compelling them to compete for a food reward. About half of these pairs developed a dominant-submissive relationship measured as a significant difference in time spent on th