Media type: E-Article Title: No evidence for a causal role of Merkel cell polyomavirus in keratoacanthoma Contributor: Wieland, Ulrike; Scola, Nina; Stolte, Benjamin; Stücker, Markus; Silling, Steffi; Kreuter, Alexander imprint: Elsevier BV, 2012 Published in: Journal of the American Academy of Dermatology Language: English DOI: 10.1016/j.jaad.2011.07.026 ISSN: 0190-9622 Origination: Footnote: