1. Department of Health Studies; Faculty of Social Science; University of Stavanger; Stavanger Norway
2. Haydom School of Nursing; Haydom Mbulu Manyara Tanzania
3. Research Centre; Haydom Lutheran Hospital; Haydom Manyara Tanzania
4. Department of Research; Stavanger University Hospital; Stavanger Norway
5. University College Vestfold and Stavanger University Hospital; Stavanger Norway
6. Stavanger University Hospital and University of Stavanger; Stavanger Norway