Table 1 Search strategy in the considered databases

Web of Science

(TS = (“Ozone Therapy” OR Ozone) AND TS = (“Dental Therapy” OR Dentistry OR “Oral Health”) AND TS = (“Pain Management” OR Healing OR “Therapeutic Outcomes”) AND TS = (“Clinical Trials” OR Efficacy))

150

PubMed

((“Ozone Therapy” OR Ozone) AND (“Dental Therapy” OR Dentistry OR “Oral Health”) AND (“Pain Management” OR Healing OR “Therapeutic Outcomes”) AND (“Clinical Trials” OR Efficacy))

90

Scopus

(TITLE-ABS-KEY(“Ozone Therapy” OR Ozone) AND TITLE-ABS-KEY(“Dental Therapy” OR Dentistry OR “Oral Health”) AND TITLE-ABS-KEY(“Pain Management” OR Healing OR “Therapeutic Outcomes”) AND TITLE-ABS-KEY(“Clinical Trials” OR Efficacy))

62