Dyschromatosis ptychotropica: an unusual pigmentary disorder in a boy with epileptic encephalopathy and progressive atrophy of the central nervous systemda novel entity? - Helbig, Ingo; Fölster-Holst, Regina; Brasch, Jochen; Haußer-Siller, Ingrid; Baalen, Andreas van; Muhle, Hiltrud; Alfke, Karsten; Caliebe, Almuth; Stephani, Ulrich; Happle, Rudolf (European journal of pediatrics, 2010)
Published online: 26 August 2009