Table 3.

Table of search terms used.

Target Population	Children and Parents
Vaccine hesitancy	Parental vaccine concerns, vaccine refusal and delay, childhood vaccines, alternative vaccine schedules
Determinants of vaccine hesitancy	Vaccine attitudes, vaccine behaviors, vaccine decisions vaccine risk perceptions
Addressing vaccine hesitancy	Vaccine confidence, vaccine acceptability, vaccine promotion, vaccine communication, addressing/preventing vaccine hesitancy, intervention strategies, pro-vaccine messages