CALCIUM-PHOSPHATE HOMEOSTASIS DISTURBANCES IN PEDIATRIC PATIENTS WITH CHRONIC GASTROINTESTINAL DISORDERS: CLINICAL MANIFESTATIONS AND PATHOGENETIC MECHANISMS. International Bulletin of Medical Sciences and Clinical Research, [S. l.], v. 6, n. 4, p. 149–157, 2026. DOI: 10.37547/. Disponível em: https://researchcitations.com/index.php/ibmscr/article/view/6876. Acesso em: 25 jun. 2026.