Fecal corticosteroid concentration x total fecal corticosteroids: which measure reflects better the total amount of circulating hormone? - Chelini, Marie-Odile Monier; Souza, Nívea Lopes de; Cortopassi, Silvia Renata Gaido; Felippe, Érika Cristiane Gutierrez; Castilhos, L. R; Oliveira, Cláudio Alvarenga de (Annual Meeting of the Society for Conservation Biology, 2005)