GV                      Calculate all glycemic variability metrics
adrr                    Calculate Average Daily Risk Range (ADRR)
bgi                     Calculate Low / High Blood Glucose Index (LBGI,
                        HBGI)
cgm_auc                 Calculate area under the curve (AUC)
cgm_plot                Plot glucose values over time
conga                   Calculate continuous overall net glycemic
                        action (CONGA)
cv                      Calculate coefficient of variation (CV)
diff_plot               Plots glucose changes over time
dist_travelled          Calculate distance travelled
gmi                     Calculate Glucose Management Indicator (GMI)
grade                   Calculate Glycemic Risk Assessment Diabetes
                        Equation (GRADE)
gvp                     Calculate Glycemic Variability Percentage (GVP)
j_index                 Calculate J-index
li                      Calculate the lability index (LI)
m_value                 Calculate M-value
mag                     Calculate Mean Absolute Glucose (MAG)
mage                    Calculate Mean Amplitude of Glycemic Excursions
                        (MAGE)
modd                    Calculate Mean of Daily Differences (MODD)
num_events              Find number of episodes below a given glucose
                        value for a given amount of time
read_cgm                Read in continuous glucose monitor data
st_dev                  Calculate standard deviation (SD)
symm_plot               Plot the symmetrized glucose values
time_on                 Calculate amount of time that the CGM was
                        active
tir                     Calculate time in range (TIR)
