ER:YAG& ER THINGS TO KNOW BEFORE YOU BUY

激光器 yag 关键�?传输 优化 参数 下载文档 收藏 打印 转格�?转本文档 转其他文�?分享：In periodontal therapy, surgical treatments in many cases are essential in reasonable to Sophisticated conditions. Because it is hard to absolutely remove calculus and plaque non-surgically and blindly from deep periodontal pocket