title: The influence of exogenous progesterone on selected lines of mice divergent for maternal nesting.
mesh_terms: D000818:Animals; D005260:Female; D005838:Genotype; D051379:Mice; D009425:Nesting Behavior / Q000187:drug effects*; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology*; D012641:Selection, Genetic
chemical_list: D011374:Progesterone