1. SS Nephrology; Department of Biological and Clinical Sciences; University of Torino; Torino Italy
2. Maternal-Fetal Unit; Department of Surgery; University of Torino; Torino Italy
3. Nephrology; Brotzu Hospital; Cagliari Italy
4. Study group on kidney and pregnancy of the Italian Society of Nephrology; Rome Italy
5. Library of the departments of Biological and Clinical Sciences and Oncology; University of Torino; Torino Italy
6. Struttura Semplice Dipartimentale Clinical Nutrition; Department of Biological and Clinical Sciences; University of Torino; Torino Italy