1.
Czykier E. Difficulties with the choice of proper method for determination the levels of serum of 17S-estradiol (E2) in European bison males. EBCN [Internet]. 2009 Sep. 1 [cited 2023 Oct. 2];2:89-94. Available from: http://ojs.wisent.org/index.php/czasopismo/article/view/174