Schmitt, V., Meuth, A., Ammler, S., Kuehn, E., Haust, M., Messer, G., et al. (2010).
Lupus erythematosus tumidus is a separate subtype of cutaneous lupus erythematosus. British Journal
of Dermatology, 162(1), 64-73. doi:10.1111/j.1365-2133.2009.09401.x.