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I am sorry, but the provided text is a set of FDA letters and does not contain the information required to answer your request. The document is a 510(k) clearance letter for a dental resin material, and it primarily focuses on regulatory approval rather than a detailed study description with acceptance criteria and performance metrics.
Therefore, I cannot extract the information about acceptance criteria, study details, sample sizes, expert qualifications, or ground truth methods from this document.
§ 872.3690 Tooth shade resin material.
(a)
Identification. Tooth shade resin material is a device composed of materials such as bisphenol-A glycidyl methacrylate (Bis-GMA) intended to restore carious lesions or structural defects in teeth.(b)
Classification. Class II.