@article{article5503c630,
title   = {An in vitro study of non-axial forces upon the retention of an O-ring attachment},
author = {Rodrigues, Renata Cristina Silveira and Faria, Adriana Cláudia Lapria and Macedo, Ana Paula and Sartori, Ivete Aparecida de Mattias and Mattos, Maria da Glória Chiarello de and Ribeiro, Ricardo Faria},
year = {2009},
doi = {10.1111/j.1600-0501.2009.01742.x},
journal   = {Clinical Oral Implants Research}
}