Schwarz, W, N Birau, OP Hornstein, B Heubeck, A Schönberger, C Meyer, and J. Gottschalk. “Alterations of Melatonin Secretion in Atopic Eczema”. Acta Dermato-Venereologica 68, no. 3 (May 1, 1988): 224–229. Accessed June 30, 2026. https://medicaljournalssweden.se/actadv/article/view/5505.