E. Christensen, P. Mjønes, Øystein Grimstad, O. Martin Rørdam, and O. A. Foss, “Diagnostic Accuracy in Subtyping Basal Cell Carcinoma by Clinical Diagnosis Compared with Punch Biopsy”, Acta Derm Venereol, vol. 96, no. 6, pp. 862–863, May 2016.