Fetal acidosis.
D000138:Acidosis / Q000097:blood*; D001800:Blood Specimen Collection; D002245:Carbon Dioxide / Q000097:blood; D005260:Female; D005315:Fetal Diseases / Q000097:blood*; D005319:Fetal Hemoglobin; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007231:Infant, Newborn; D008431:Maternal-Fetal Exchange; D010100:Oxygen / Q000097:blood; D011247:Pregnancy
D002245:Carbon Dioxide; D005319:Fetal Hemoglobin; D010100:Oxygen