Human JC polyomavirus in normal colorectal mucosa, hyperplastic polyps, sporadic adenomas, and adenocarcinomas in Portugal

Grant sponsor: The Fundacao Para a Ciencia e a Tecnologia (FCT—Ministerio da Educacao e Ciencia, Lisboa, Portugal) (T.R. C.); Grant number: SFRH/BD/29494/2006.; Additional supporting information may be found in the online version of this article at the publisher’s website.Faculty of Medicine of the University of Coimbra (partial support).