Limitations of fecal calprotectin at diagnosis in untreated pediatric Crohn's disease

Ron Shaoul, Marlgozata Sladek, Dan Turner, Anders Paeregaard, Gabor Veres, Gigi Veereman Wauters, Johanna Escher, Jorge Amil Dias, Paolo Lionetti, Annamaria Staino, Kaija Leena Kolho, Lissy De Ridder, Federica Nuti, Salvatore Cucchiara, Orit Sheva, Arie Levine^*