align_dates_seasonal    Align dates for seasonal comparison
create_agegroups        Create Age Groups from Numeric Values
geom_epicurve           Create an epidemic curve plot or bin/count
                        observations by date periods
geom_epigantt           Epi Gantt Chart: Visualize Epidemiological Time
                        Intervals
geom_vline_year         Automatically create lines at the turn of every
                        year
geometric_mean          Compute a Geometric Mean
influenza_germany       Germany Influenza (FLU) Surveillance data
linelist_hospital_outbreak
                        Line list of a fictional hospital outbreak
                        (Data)
scale_y_cases_5er       Continuous x-axis and y-axis scale for (case)
                        counts
scale_y_discrete_reverse
                        Reversed discrete scale for 'ggplot2'
uncount                 Duplicate rows according to a weighting
                        variable
