title: Castration, testosterone replacement therapy and spacing patterns in laboratory mice (Mus musculus).
mesh_terms: D000367:Age Factors; D000374:Aggression / Q000187:drug effects* / Q000502:physiology; D000818:Animals; D000831:Animals, Newborn / Q000502:physiology*; D002369:Castration; D006801:Humans; D008297:Male; D051379:Mice; D013037:Spatial Behavior; D013739:Testosterone / Q000494:pharmacology*
chemical_list: D013739:Testosterone