Orjena Žaja

Significance of Extra-Esophageal Symptoms in Pediatric Gastroesophageal Reflux Disease

A. Košec, Orjena Žaja, Filip Matovinović, 2020, International Archives of Otorhinolaryngology.

Clinical features and diagnostic reliability in paediatric laryngopharyngeal reflux.

A. Košec, Orjena Žaja, T. Baudoin, 2014, International journal of pediatric otorhinolaryngology.

IBD phenotype at diagnosis, and early disease-course in pediatric patients in Croatia: data from the Croatian national registry

P. Hrabac, S. Kolaček, I. Hojsak, 2020, Pediatric Research.

Unusually difficult clinical presentation of an infant suffering from congenital cytomegalovirus (CMV) infection combined with alpha 1-antitrypsin (A1AT) deficiency

G. Tešović, Orjena Žaja, M. Štefanović, 2014, Biochemia medica.

Atypical anorexia nervosa – eating disorder that we can’t see

Orjena Žaja, Barbara Perše, Matea Crnković Ćuk, 2022, Liječnički vjesnik.

Co-Occurrence of Celiac Disease and Ulcerative Colitis in a 12-Year-Old Girl

M. Popovic, I. Hojsak, Orjena Žaja, 2015, Fetal and pediatric pathology.

Vegetarian and vegan diet in children – guidelines of the Croatian Society for Pediatric Gastroenterology, Hepatology and Nutrition of the Croatian Medical Association

S. Kolaček, Orjena Žaja, J. Vuković, 2018, Liječnički vjesnik.

Incidence and Geographical Variability of Pediatric Inflammatory Bowel Disease in Croatia: Data From the Croatian National Registry for Children With Inflammatory Bowel Disease

P. Hrabac, S. Kolaček, I. Hojsak, 2020, Clinical pediatrics.

Correlation of UGT1A1 TATA-box polymorphism and jaundice in breastfed newborns-early presentation of Gilbert's syndrome

Orjena Žaja, M. Štefanović, J. Tumbri, 2014, The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.

PREDICTORS OF EATING DISORDER RISK IN ANOREXIA NERVOSA ADOLESCENTS

Orjena Žaja, I. Begovac, T. Jakovina, 2018, Acta clinica Croatica.

"The role of L. reuteri DSM17938 in nutritional recovery and treatment of constipation in children and adolescents with anorexia nervosa - a randomized, double blind, placebo controlled study".

Orjena Žaja, M. K. Tiljak, Matea Crnković Ćuk, 2021, Clinical nutrition ESPEN.