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2. Aortic balloon valvuloplasty in the human fetus: a report of two cases and analysis of further intrauterine cardiac development. Presented at the 13th International Fetal Medicine and Surgery Society;Choui,1994
3. Radiofrequency assisted pulmonary valvotomy in a fetus with pulmonary atresia and intact septum. Presented at the 13th International Fetal Medicine and Surgery Society;Wright,1994
4. In utero pacing for fetal congenital heart block;Walkinshaw;Fetal Diagn Ther,1994
5. Balloon dilatation in the fetus—a case report;Lopes;Fetal Diagn Ther,1996