The maternal oxygen tension and acid-base status during pregnancy.
D000136:Acid-Base Equilibrium; D000328:Adult; D000367:Age Factors; D001158:Arteries; D001639:Bicarbonates / Q000097:blood; D002245:Carbon Dioxide / Q000097:blood; D005260:Female; D005865:Gestational Age; D006801:Humans; D000860:Hypoxia; D008423:Maternal Age; D010100:Oxygen / Q000097:blood*; D011247:Pregnancy
D001639:Bicarbonates; D002245:Carbon Dioxide; D010100:Oxygen