Fracture Strength and Stress Distribution in Premolars Restored with Cast Post-and-Cores or Glass-Fiber Posts Considering the Influence of Ferule

Table 3

Stress results (MPa) in dentin in samples with a standard load of 300 N.

Group	Load (N)
CPC-NF	300	101	14
CPC-F		86	4
FPC-NF		84	3
FPC-F		84	2