title: Re. 'Agenesis of the ductus venosus in a case of monochorionic twins which mimics twin-twin transfusion syndrome'.
authors.forename: G A
authors.initials: GA
authors.lastname: Machin
mesh_terms: D003937:Diagnosis, Differential; D004200:Diseases in Twins / Q000175:diagnosis*; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D005330:Fetofetal Transfusion; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014471:Umbilical Veins / Q000002:abnormalities*