I'm trying to create a PRISMA flow diagram. The code works fine when the reasons for excluding a study is more than one but fails when I give a single reason. I first experienced it while using the R ...

The final search results will be comprehensively reported in the final manuscript and presented in accordance with the PRISMA Extension for Scoping Reviews guidelines to enhance transparency. As shown ...

A total of 4,821 unique titles and abstracts were identified. After screening for eligibility and snowball sampling, 19 studies were included; all were retrospective cohorts.