SD	Sound dentin
CAD	Caries-affected dentin
ACAD	Artificially created CAD
GIC	Glass ionomer cement
GH	Glass hybrid
HV	High-viscosity
RM	Resin-modified
EF	Equia Forte HT
E	Equia Fill
KM	Ketac Molar
F-II	Fuji II LC
PF	Photac Fill
SEM	Scanning electron microscopy