extrinsicstain相关论文
Gingivitis and peridontitis are infectious diseases caused by dental plaque and bacteria.Now its clear that the dental p......
The clinical efficacy on natural extrinsic stain removal of whitening toothpaste containing high cle
Objective: To investigate the clinical efficacy of the toothpaste containing 12 % high cleaning silica (HCS) and 2.1% so......
