calculate.utilization   calculate.utilization
count.events            count.events
create.baseline         create.baseline
cross.sectional.data    cross.sectional.data
crude.rates             crude.rates
era.splits              era.splits
event.time              event.time
first.event             first.event
first.panel.gap         first.panel.gap
followup.time           followup.time
last.event              last.event
last.panel.gap          last.panel.gap
measurement.rate        measurement.rate
panel.gaps              panel.gaps
panel.overlaps          panel.overlaps
structure.panel         structure.panel
summarize.panel         summarize.panel
unusual.duration        unusual.duration
