title: Extraintestinal manifestations of Crohn's disease.
authors.affiliation: Department of Gastroenterology, Medical University of Lodz, Lodz, Poland.
authors.forename: Bartosz
authors.initials: B
authors.lastname: Wójcik
authors.affiliation: Department of Gastroenterology, Medical University of Lodz, Lodz, Poland.
authors.forename: Karolina
authors.initials: K
authors.lastname: Loga
authors.affiliation: Department of Biochemistry, Medical University of Lodz, Lodz, Poland.
authors.forename: Marcin
authors.initials: M
authors.lastname: Włodarczyk
authors.affiliation: Department of Gastroenterology, Medical University of Lodz, Lodz, Poland; Department of Biochemistry, Medical University of Lodz, Lodz, Poland.
authors.forename: Aleksandra
authors.initials: A
authors.lastname: Sobolewska-Włodarczyk
authors.affiliation: Department of Gastroenterology, Medical University of Lodz, Lodz, Poland.
authors.forename: Milena
authors.initials: M
authors.lastname: Padysz
authors.affiliation: Department of Gastroenterology, Medical University of Lodz, Lodz, Poland.
authors.forename: Maria
authors.initials: M
authors.lastname: Wiśniewska-Jarosińska