Torque loss under mechanical cycling of long-span zirconia and titanium-cemented and screw-retained implant-supported CAD/CAM frameworks - Gomes, Érica Alves; Tiossi, Rodrigo; Faria, Adriana Cláudia Lapria; Rodrigues, Renata C. S.; Ribeiro, Ricardo Faria (Clinical Oral Implants Research, 2014)