We will be comparing the proximal contacts of zirconia crowns and adjacent natural teeth in two groups. One receiving crowns fabricated via digital intra oral scanning means. And the other group recieving crowns fabricated via the dental impression method using trays and impression material.
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Proximal contact tightness in terms of frictional force generated as shown on digital dynamometre in newtons at cementation day 1.
Timeframe: Day 1 at cementation of crown.