Clinical outcomes of different types of tooth-supported bilayer lithium disilicate all-ceramic restorations after functioning up to 5 years: A retrospective study

IPS e.max Press has an ideal medium-term outcome. The failures mainly occurred in the first 3 months after cementation and the main reasons were ceramic chipping and fracture. Due to higher failure risk, we suggest dentists should be cautious to apply FDPs, CCs and molar SCs.