by Ochsenbein‐Kölble, Nicole, Von Mering, Ruth, Zimmermann, Roland, Hummel, Thomas
Published in BJOG : an international journal of obstetrics and gynaecology (01.12.2005)

by Stiller, Ruth, Mering, Ruth von, König, Volker, Huch, Albert, Huch, Renate
Published in American journal of obstetrics and gynecology (01.06.2002)

by Kölble, Nicole, Hummel, Thomas, von Mering, Ruth, Huch, Albert, Huch, Renate
Published in European journal of obstetrics & gynecology and reproductive biology (01.12.2001)

by von Mering, Ruth, Merki, Gabriele S, Keller, Paul J
Published in Gynäkologisch-geburtshilfliche Rundschau (01.01.2003)