Comparison of incidence of complications and aesthetic performance for posterior metal-free polymer crowns and metal–ceramic crowns: Results from a randomized clinical trial

Ohlmann, Brigitte ; Bermejo, Justo Lorenzo ; Rammelsberg, Peter ; Schmitter, Marc ; Zenthöfer, Andreas ; Stober, Thomas

Journal of dentistry, 2014-06, Vol.42 (6), p.671-676 [Periódico revisado por pares]

England: Elsevier Ltd

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