History A list of downloadable documents created during development. Other information IPG 238 Mini/micro screw implantation for orthodontic anchorage: consultation comments table PDF 42 KB 27 December 2007 Mini/micro screw implantation for orthodontic anchorage (interventional procedures consultation) information Mini/micro screw implantation for orthodontic anchorage (interventional procedures overview) PDF 135 KB 26 June 2007