1. Regional Dermatology Training Centre (RDTC) at Kilimanjaro Christian Medical University College (KCM-UC); Moshi Tanzania
2. Department of Dermatology; Centre Hospitalier Universitaire de Kigali (CHUK); Kigali Rwanda
3. Department of Dermatology; Provincial General Hospital; Kakamega Kenya
4. Centro Studi GISED; Bergamo Italy
5. Department of Dermatology; Inselspital Bern University Hospital; University of Bern; Bern Switzerland
6. Department of Medicine; University of Cape Town; Cape Town South Africa