Pandey A, Mathema S, Maharjan S. Comparison of Dimensional Accuracy of Cast Obtained from Polyvinyl Siloxane Impression with Different Putty-Wash Techniques and Spacer Thickness - In Vitro Study. J. Nep. Prosthodont. Soc. 2018;1(2):67-74. doi:10.3126/jnprossoc.v1i2.23859