Injectable Bioactive Composites vs RMGI for Proximal Cavities in Primary Molars

Inclusion Criteria: * Children aged 3-8 years of both genders * Cooperative behavior manageable by operators * Willing to sign informed consent * Accepts the follow-up period * Moderate to low caries risk according to Cariogram application * Posterior primary molar with proximal carious lesion (ICDAS 3 or 4) with no signs or symptoms of pulpal involvement * Radiographically extending to outer 1/3 of dentin Exclusion Criteria: * Allergy to any restorative materials * Patients undergoing orthodontic treatment with fixed appliances * Patients with debilitating systemic diseases * Children with special needs * Teeth with previous restorations * Periapical radiolucencies or sensitivity to percussion * Mobile teeth * External or internal resorption * Cervical carious lesions