Baessler K1, Cescon C2, Drusany K3, Raimondi E4, Riva D4, Martsidis K5, Paoletti A5, Rezeberger D6, Zacesta V6, Merletti R2
1. Pelvic Floor Unit, Charité University Hospital Berlin/Germany, 2. Lab. for Eng. of the Neuromuscul. System, Dept. of Electronics, Politecnico di Torino, Italy, 3. University Medical Centre, Ljubljana, Slovenia, 4. Hosp. S.Anna Como, pres. Cantù, Italy, 5. Dept. of Obst. and Gynec. Univ. of Cagliari, Italy, 6. Riga Maternity House, Riga, Latvia