1 “...LIMITATIONS: Oral health preventive interventions were administered by dental professionals...”

2

3 Subjects: “...Primary Health Care...”

4 Subjects: “...Primary Health Care...”

5 Subjects: “...Outcome Assessment, Health Care...”

6

7

8

9

10 Subjects: “...Preventive Health Services...”

11 Subjects: “...Preventive Health Services...”

12 “... of serious adverse events. LIMITATIONS: We included only English-language publications. Studies conducted...”

13 “... of serious adverse events. LIMITATIONS: We included only English-language publications. Studies conducted...”

14 “... articles were included. Graphical methods were not used to assess for publication bias, due to diversity...”

15 Subjects: “...Primary Health Care...”

16 Subjects: “...Primary Health Care...”

17 Subjects: “...Primary Health Care...”

18 Subjects: “...Outcome Assessment, Health Care...”

19 “... publications were included. Most trials enrolled patients with pain symptoms of at least moderate intensity...”

20 “... publications were included. Most trials enrolled patients with pain symptoms of at least moderate intensity...”