add_bodymass            Calculate additional variables related to body
                        mass for cardiopulmonary exercise testing data
add_hr                  Import and add heart rate data to
                        cardiopulmonary exercise testing data
add_protocol            Add a test protocol to an exercise testing data
                        set
bw_filter               Smooth data with a (zero-phase) Butterworth
                        filter
get_anonid              Get the anonymization id from personal data
get_protocol            Guess a test protocol from a corresponding
                        exercise testing data set
knit_print.spiro        Printing spiro data frames in a knitr context
print.spiro             Printing spiro data frames
set_protocol            Setting an exercise testing profile
set_protocol_manual     Manually setting a testing profile
spiro                   Import and process raw data from metabolic
                        carts/spiroergometric measures
spiro_example           Get path to spiro example
spiro_import            Import raw data from spiroergometric devices
                        (deprecated)
spiro_max               Return maximum values from cardiopulmonary
                        exercise tests
spiro_plot              Plot data from cardiopulmonary exercise data
                        files
spiro_raw               Get raw data from a metabolic cart file or an
                        imported spiro object
spiro_smooth            Apply a smoothing filter to data from
                        cardiopulmonary exercise testing.
spiro_summary           Summarize data from cardiopulmonary exercise
                        testing for each load step
