The oxygen pressure gradient between the maternal and fetal blood in pregnant sheep.
D000818:Animals; D001769:Blood; D005190:Family; D005260:Female; D005312:Fetal Blood; D005333:Fetus / Q000097:blood*; D010100:Oxygen; D011247:Pregnancy / Q000097:blood; D012756:Sheep
D010100:Oxygen
BLOOD/oxygen; FETUS/blood; PREGNANCY/blood