Sickle haemoglobin and pregnancy.
D000755:Anemia, Sickle Cell; D003267:Contraception; D036861:Delivery, Obstetric; D005260:Female; D006445:Hemoglobin C Disease; D006801:Humans; D011247:Pregnancy; D011250:Pregnancy Complications, Hematologic; D011295:Prenatal Care; D012805:Sickle Cell Trait; D013789:Thalassemia