● A 2017 AAP clinical report asserts that making families aware of when vaccines are needed and scheduling follow-up appointments before they leave are crucial steps to increase adolescent vaccination rates ● A 2018 Cochrane review of 75 studies concluded that using reminder and recall systems in primary care settings likely improved vaccination coverage across all age groups ● A 2021 review of studies on patient reminder recall concluded that reminder recall are among the most effective and cost-effective tools for childhood and adolescent vaccine delivery