R: Vignettes and other documentation

# Vignettes and other documentation

## Vignettes from package 'selecta'

selecta::advanced_workflows |  | Advanced Workflows | HTML | source | R code
selecta::enrollment_diagrams |  | Enrollment Diagrams | HTML | source | R code
selecta::graphviz_export |  | Graphviz Export | HTML | source | R code
selecta::split_recombine |  | Split-and-Recombine Diagrams | HTML | source | R code
selecta::systematic_reviews |  | Systematic Reviews | HTML | source | R code