Clinical Evaluation of a Collagen Barrier Membrane (Bio-Gide) Combined with a Bovine-derived Porous Xenograft (Bio-Oss) for the Treatment of Intrabony Periodontal Defects in Humans.是什么意思_Clinical Evaluation of a Collagen Barrier Membrane (Bio-Gide) Combined with a Bovine-derived Porous Xenograft (Bio-Oss) for the Treatment of Intrabony Periodontal Defects in Humans.在线翻译_英语_读音_用法_例句