1. Department of Surgical Sciences Karolinska Institutet, Stockholm, Sweden
2. Department of Surgery, University of Stellenbosch, Tygerberg, South Africa
3. Breast and Endocrine Surgical Unit, Department of Surgery, Kuala Lumpur Hospital, Jalan Pahang, Kuala Lumpur, Malaysia
4. Department of Radiation Oncology, Groote Schuur Hospital, Observatory, Cape Town, South Africa
5. Department of Surgery, College of Medical Sciences, University of Maiduguri, Nigeria, West Africa