[.contact_survey        Subset a contact survey
agegroups_to_limits     Convert age groups to lower age limits
as_contact_survey       Check contact survey data
assign_age_groups       Assign age groups in survey data
check                   Check contact survey data
clean                   Clean contact survey data
compute_matrix          Compute contact matrix from prepared survey
                        data
contact_age_distribution
                        Extract the empirical age distribution of
                        contacts from a survey
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.
per_capita              Convert a contact matrix to per-capita rates
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
split_matrix            Decompose a contact matrix into mean contacts,
                        normalisation and assortativity
survey                  Contact survey
survey_countries        List all countries contained in a survey
survey_country_population
                        Get survey country population data
symmetrise              Symmetrise a contact matrix
weigh                   Weigh survey participants
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
