1. 1. Goodacre CJ, Bernal G, Rungcharassaeng K, Kan JY. Clinical complications with implants and implant prostheses. J Prosthet Dent 2003 Aug;90(2):121-132.
2. 2. Linkevicius T, Svediene O, Vindasiute E, Puisys A, Linkeviciene L. The influence of implant placement depth and impression material on the stability of an open tray impression coping. J Prosthet Dent 2012 Oct;108(4):238-243.
3. 3. Lahori M, Mahesh L, Nagrath R, Singh S. An evaluation of the accuracy of multiple implant impression techniques: an in vitro study. J Implants Adv Clin Dent 2012 May-Jun;4(3):57-69.
4. 4. Gallucci GO, Papaspyridakos P, Ashy LM, Kim GE, Brady NJ, Weber H. Clinical accuracy outcome of closed tray and open tray implant impression technique for partially edentulous patients. Int J Prosthodont 2011 Sep-Oct;24(5):469-472.
5. 5. Rutkunas V, Sveigata K, Savickas R. Effects of implant angulation, material selection, and impression technique on impression accuracy: a preliminary laboratory study. Int J Prosthodont 2012 Sep-Oct;25(5):512-515.