口腔正畸矫正弓丝固定办法的研讨与剖析
牙髓病学［M］.第二版.北京：人民卫生出版2004.22-24.
［8］ Zachrisson BU. Clinical experience with direct-bonded orthodontic retainers ［J］.AM J Orthod 1977,71(4):440-448.
［9］ Kusy RP ,Whitley JQ , Prewitt MJ.Comparison of the frictional coefficients for selected archwire-bracket slot combinations in the dry and wet states［J］.Angle Orthod 1991,61 (4):293-302.
［10］ Bednar JR ,Gruendeman GW, Sandrik JL.A comparative study of frictional forces between orthodontic brackets and arch wires ［J］. Am J Orthod Dentofacial Orthop 1991,100(6):513-522.
［8］ Zachrisson BU. Clinical experience with direct-bonded orthodontic retainers ［J］.AM J Orthod 1977,71(4):440-448.
［9］ Kusy RP ,Whitley JQ , Prewitt MJ.Comparison of the frictional coefficients for selected archwire-bracket slot combinations in the dry and wet states［J］.Angle Orthod 1991,61 (4):293-302.
［10］ Bednar JR ,Gruendeman GW, Sandrik JL.A comparative study of frictional forces between orthodontic brackets and arch wires ［J］. Am J Orthod Dentofacial Orthop 1991,100(6):513-522.
