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List of works by Jaroslaw Kwiecien

13C Methacetin Breath Test for Assessment of Microsomal Liver Function: Methodology and Clinical Application

scientific article

ATP4A autoimmunity and Helicobacter pylori infection in children with type 1 diabetes

scientific article published in September 2014

Abdominal migraine as a cause of chronic recurrent abdominal pain in a 9-years-old girl--case report

scientific article published in August 2005

Adult-type hypolactasia and lactose malabsorption in Poland.

scientific article published on 10 December 2010

Anorexia nervosa in boys and men

scientific article published in January 2006

Bone status assessed by quantitative ultrasound in children with inflammatory bowel disease: a comparison with DXA.

scientific article published on 28 September 2016

Breath test using C methacetin does not seem to be useful in the assessment of liver function in girls with anorexia nervosa: a case control study

scientific article published on 13 August 2018

Clinical features of asthma in children differ with regard to the intensity of distal gastroesophageal acid reflux

scientific article published on 09 March 2011

Comparison of Subjective and Objective Methods to Measure the Physical Activity of Non-Depressed Middle-Aged Healthy Subjects with Normal Cognitive Function and Mild Cognitive Impairment-A Cross-Sectional Study

scientific article

Conflicting results of non-invasive methods for detection of Helicobacter pylori infection in children with celiac disease - a preliminary study

scientific article published on 27 January 2016

Eosinophilic esophagitis in children: frequency, clinical manifestations, endoscopic findings, and seasonal distribution

scientific article published on 01 January 2011

Helicobacter pylori infection in type 1 diabetes children and adolescents using 13C urea breath test

scientific article published in January 2014

Induction and Maintenance Infliximab Therapy for the Treatment of Crohn's Disease with Perianal Fistulas in Children: Retrospective, Multicenter Study

scientific article

Insolation and Disease Severity in Paediatric Inflammatory Bowel Disease-A Multi-Centre Cross-Sectional Study

scientific article published on 07 December 2020

Intracellular production of IL-2, IL-4, IFN-gamma, and TNF-alpha by peripheral blood CD3+ and CD4+ T cells in children with atopic dermatitis

scientific article published on 21 November 2006

Mild CFTR mutations and genetic predisposition to lactase persistence in cystic fibrosis

scientific article

Negative results of antiendomysial antibodies: long term follow up.

scientific article

New insights into the pathogenesis and treatment of irritable bowel syndrome

scientific article published on 27 January 2017

No association between Helicobacter pylori infection and gastrointestinal complaints in a large cohort of symptomatic children

scientific article published on 01 February 2019

Non-invasive detection of Helicobacter pylori in cystic fibrosis--the fecal test vs. the urea breath test

scientific article published on August 2014

Prevalence of Helicobacter pylori infection in patients with cystic fibrosis.

scientific article

Prevalence of Helicobacter pylori infection in pediatric celiac disease

scientific article

The effect of drugs and stimulants on gastric myoelectrical activity

scientific article published on 26 June 2014

The effectiveness of Lactobacillus reuteri DSM 17938 as an adjunct to macrogol in the treatment of functional constipation in children. A randomized, double-blind, placebo-controlled, multicentre trial

scientific article published on 09 April 2018

[Effect of gastroesophageal reflux in children on x-ray imaging of the lungs]

scientific article published on 01 January 2005

[Serum levels of IL-4, IL-10 and IL-12 in infants and young children with recurrent wheezy bronchitis]

scientific article published on 01 June 2005

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