Sonography

Arthur C. Fleischer, Jacques S. Abramowicz, Luis F. Gonçalves, Frank A. Manning, Ana Monteagudo, Ilan E. Timor, Eugene C. Toy
W. Allen Hogge, Barbara Cohlan, Isabelle Wilkins, Lyndon Hill
Ilan E. Timor-Tritsch, Ana Monteagudo, Gianluigi Pilu, Gustavo Malinger