title: Testosteone concentrations in the spermatic vein plasma of marsupials.
mesh_terms: D000818:Animals; D002845:Chromatography; D008297:Male; D008394:Marsupialia / Q000502:physiology*; D011485:Protein Binding; D012621:Seasons; D013737:Testis; D013739:Testosterone / Q000097:blood*; D014316:Tritium
chemical_list: D014316:Tritium; D013739:Testosterone