Anticoagulants and valve replacement during pregnancy.
D000925:Anticoagulants / Q000009:adverse effects*; D003374:Coumarins / Q000009:adverse effects*; D005260:Female; D006350:Heart Valve Prosthesis; D006801:Humans; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular
D000925:Anticoagulants; D003374:Coumarins