1. Twin-to-twin transfusion syndrome;Becker;Amer. J. Dis. Child.,1963
2. Accurate recording of twin placentation; a plea to the obstetrician;Benirschke;Obstet. Gynec.,1961
3. Cardiomegaly in a newborn due to placental chorioangioma;Benson;Brit. Med. J.,1961
4. A study on human placental growth with observations on the placenta in erythroblastosis fetalis;Crawford;J. Obstet. Gynaec. Brit. Emp.,1959
5. Placental tumors: Hemangiomas with special reference to an associated clinical syndrome;DeCosta;Obstet. Gynec.,1956