Publications by authors named "Pei-zhi Song"
[Effects and holding time of hyperbaric oxygen on human severe periodontitis].
Shanghai Kou Qiang Yi Xue
December 2003
Objective: This paper studied the therapeutic effects and holding time of hyperbaric oxygen (HBO) on human severe periodontitis.
Methods: 30 cases with periodontitis were selected and randomly divided into 2 groups, i.e.