1. CA, USA.
2. School of Health Sciences, Faculty of Nursing, University of Akureyri, Iceland.
3. The Nicolas Copernicus State Hospital in Koszalin, Department of General, Oncological and Vascular Surgery, Poland.
4. Oncological Surgery, Nesima New Hospital - Catania, Italy
5. Colorectal Cancer Clinic, Severance Hospital Yonsei University Health System, Seodaemun-Gu, Seoul, Korea.
6. Coloplast A/S, Copenhagen, Denmark.