Section of Pediatric Gastroenterology;
Children's Mercy Hospital;
Kansas;
MO 64108;
United States;
Department of Pathology;
Mater Dei Hospital;
Malta Mater Dei Hospital;
MSD 2090 Msida;
Malta;
Department of Pediatrics;
Mater Dei Hospital;
Malta Mater Dei Hospital;
MSD 2090 Msida;
Malta;
Collagenous; gastritis; Pediatric; Gastritis; Collagenous; colitis; Lymphocytic; gastritis;