Factors controlling pulmonary vascular resistance in fetal lambs.
D000818:Animals; D001285:Atropine / Q000494:pharmacology; D001783:Blood Flow Velocity; D001784:Blood Gas Analysis; D001794:Blood Pressure; D003911:Dextrans / Q000494:pharmacology; D005333:Fetus / Q000502:physiology*; D006145:Guanethidine / Q000494:pharmacology; D008168:Lung / Q000098:blood supply*; D011651:Pulmonary Artery / Q000502:physiology*; D012119:Respiration / Q000502:physiology*; D012756:Sheep; D014628:Vagotomy; D014655:Vascular Resistance
D003911:Dextrans; D001285:Atropine; D006145:Guanethidine