check                   Check contact survey data
clean                   Clean contact survey data
contact_matrix          Generate a contact matrix from diary survey
                        data
download_survey         Download a survey from its Zenodo repository
get_citation            Citation for a survey
get_survey              Get a survey, either from its Zenodo
                        repository, a set of files, or a survey
                        variable
is_doi                  Checks if a character string is a DOI
limits_to_agegroups     Convert lower age limits to age groups.
list_surveys            List all surveys available for download
load_survey             Load a survey from local files
matrix_plot             Draws an image plot of a contact matrix with a
                        legend strip and the numeric values in the
                        cells.
polymod                 Social contact data from 8 European countries
pop_age                 Change age groups in population data
reduce_agegroups        Reduce the number of age groups given a broader
                        set of limits
survey                  Contact survey
survey_countries        List all countries contained in a survey
wpp_age                 Get age-specific population data according to
                        the World Population Prospects 2017 edition
wpp_countries           List all countries and regions for which
                        socialmixr has population data
