Table 1.

Search strategy.

Search Strategy
#1 immature teeth/immature tooth/immature permanent tooth/immature permanent teeth/young permanent tooth/young permanent dentition
#2 pulp revascularization/pulp regeneration/pulp revitalization/PRF/PRP/blood clot
#3 apexification/calcific barrier/apical closure/root end closure/root apex closure/root end formation/root apex closure/apical plug/MTA plug
#4 survival rate/dentinal thickness/pulp vitality/root completion/successful rate/periapical healing/decrease in apical foramen width