Hormonal interrelations between mother and fetus in mammals.
D000818:Animals; D004702:Endocrine Glands; D005260:Female; D005333:Fetus / Q000502:physiology*; D006801:Humans; D008322:Mammals; D009035:Mothers; D011247:Pregnancy / Q000502:physiology
ENDOCRINE GLANDS; FETUS/physiology; PREGNANCY/physiology