Four-Year Clinical Evaluation of Different Bulk-Fill Restorative Resins After Amalgam Replacement.

Researchers compared how well three bulk-fill composite systems and a conventional composite performed as replacements for amalgam in back teeth over four years, finding all materials were clinically acceptable though the conventional composite showed greater marginal issues over time.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.