Institution: | 1.Department of Physiology,Sahlgrenska Academy, G?teborg University,G?teborg,Sweden;2.Department of Obstetrics and Gynecology,Sahlgrenska Academy, G?teborg University, Sahlgrenska University Hospital,Sahlgrenska,G?teborg,Sweden;3.Basic Medical Research Centre,International University of Health and Welfare,Otawara,Japan;4.Department of Rehabilitation Medicine,Karolinska Hospital,Stockholm,Sweden |