anthro                  Compute the WHO Child Growth Standards
anthro_api_compute_prevalence
                        Compute prevalence of zscores
anthro_api_compute_zscore
                        Helper function to compute zscores
anthro_api_compute_zscore_adjusted
                        Helper function to compute the adjusted zscore
anthro_api_standardize_oedema_var
                        Standardize the Oedema input values
anthro_api_standardize_sex_var
                        Standardize the Sex input values
anthro_prevalence       Compute prevalence estimates
anthro_zscores          Calculate z-scores for the eight anthropometric
                        indicators
