asymm_ci                Helper function to convert symmetric
                        probability scale confidence intervals into
                        asymmetric
scenarios2group         Specify constraints for selected covariates for
                        predicted margins
svymargins              Generic function for 'svymargins'
svymargins.default      The default method for 'svymargins'
svymargins.svy_vglm     Predictive margins for multinomial logistic
                        regression model
svymargins.svyglm       Mimics the margins procedure of Stata for GLM
                        estimated with survey::svyglm
