1 Subjects: “...iron chelation therapy...”

2 Subjects: “...iron chelation therapy...”

3 Subjects: “...virtual reality exposure therapy (VRET)...”

4 Subjects: “...personalized therapy...”

5 Subjects: “...antiviral therapy...”

6 Subjects: “...nonsurgical periodontal therapy...”

7 Subjects: “...continuation therapy...”

8 Subjects: “...physical therapy...”

9 Subjects: “...manual therapy...”

10 Subjects: “...targeted therapy...”