1. The Centre of Nursing Research - Viborg; Heibergs Alle 2; DK-8800; Viborg; Denmark
2. Department of Obstetrics and Gynaecology; Region Hospital Viborg, Skive, Kjellerup; Heibergs Alle; DK-8800; Viborg; Denmark
3. Epworth/Deakin Centre for Clinical Nursing Research; School of Nursing and Midwifery; Faculty of Health, Medicine; Nursing and Behavioural Sciences; Deakin University; 221 Burwood Highway; Burwood; Victoria; 3125; Australia