Mazhari,F , , Mehrabkhani,M , and Gharehchahi,M . "Effect of Cavity Wall Thickness on Fracture Strength of Pulpotomized Primary Molar Teeth with Class II Amalgam Restoration", Journal of Mashhad Dental School, 31, 4, 2007, 321-328. doi: 10.22038/jmds.2007.1379