GAS ENCHANGE ACROSS THE PLACENTA.
D002245:Carbon Dioxide; D005260:Female; D006801:Humans; D008431:Maternal-Fetal Exchange; D010100:Oxygen; D010827:Physiology; D010920:Placenta; D011247:Pregnancy
D002245:Carbon Dioxide; D010100:Oxygen
CARBON DIOXIDE; MATERNAL-FETAL EXCHANGE; OXYGEN; PHYSIOLOGY; PLACENTA