title: Annual cycles of plasma cortisol, testosterone and oestradiol-17 beta in the plaice, Pleuronectes platessa L.
mesh_terms: D000818:Animals; D004958:Estradiol / Q000097:blood*; D005260:Female; D005399:Fishes / Q000378:metabolism*; D006854:Hydrocortisone / Q000097:blood*; D008297:Male; D011485:Protein Binding; D011863:Radioimmunoassay; D012621:Seasons; D013739:Testosterone / Q000097:blood*
chemical_list: D013739:Testosterone; D004958:Estradiol; D006854:Hydrocortisone