The aim of this randomized clinical trial was to compare a flapless technique of alveolar ridge preservation (ARP) to a flap technique to determine if preserving the periosteal blood supply would limit loss of crestal ridge width and height.

中文翻译：

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翻瓣与不翻瓣牙槽嵴保留：一项临床和组织学单盲、随机对照试验

这项随机临床试验的目的是比较不翻瓣的牙槽嵴保存 (ARP) 技术与翻瓣技术，以确定保留骨膜血液供应是否会限制牙槽嵴宽度和高度的损失。