Larsson, Caroline MD; Sydsjö, Gunilla PhD; Josefsson, Ann MD, PhD
From the Division of Obstetrics and Gynaecology, Department of Molecular and Clinical Medicine, Faculty of Health Sciences, University of Linköping, Linköping, Sweden.
Supported by grants from the Health Research Council in the southeast region of Sweden.
Address reprint requests to: Dr. A. Josefsson, Division of Obstetrics and Gynaecology, University Hospital, SE-581 85 Linköping, Sweden; e-mail: [email protected].
Received March 12, 2004. Received in revised form May 19, 2004. Accepted May 27, 2004.