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Aires, Rui F; Oliveira, Gonçalo A; Oliveira, Tânia F; Ros, Albert F H; Oliveira, Rui F; Ros, Albert Frank (2015). Dear Enemies Elicit Lower Androgen Responses to Territorial Challenges than Unfamiliar Intruders in a Cichlid Fish. PLoS ONE, 10(9), e0137705. Public Library of Science 10.1371/journal.pone.0137705
