Urinary selenium excretion in selenite-loaded sheep and subsequent Se dynamics in blood constituents Klaudia Boldi Árová, L'ubomíra Grešáková, Štefan Faix, Mikuláš Levkut and L'ubomír LengReprod. Nutr. Dev., 43 4 (2003) 385-393DOI: https://doi.org/10.1051/rnd:2003025