All functions
demography_filename	Translates cycle years into the correct demography filename suffix, e.g. '2001-2002' returns 'B'
download_nhanes_file	Download an NHANES data file from a given cycle
file_suffix	Returns the NHANES file suffix for the given year
load_nhanes_description	Download an NHANES description file
nhanes_analyze	Compute quantiles from NHANES weighted survey data
nhanes_cycle_years	List the valid NHANES cycle years
nhanes_data_files	List the NHANES data files
nhanes_detection_frequency	Compute detection frequencies of NHANES data
nhanes_geometric_mean	Compute geometric means from NHANES weighted survey data
nhanes_hist	Plot a weighted histogram of an NHANES variable
nhanes_load_data	Download NHANES data files.
nhanes_load_demography_data	Download NHANES demography files for a specific cycle.
nhanes_quantile	Compute quantiles from NHANES weighted survey data
nhanes_sample_size	Compute the sample size of NHANES data
nhanes_search	Search the results from nhanes_variables or nhanes_data_files
nhanes_survey	Apply a function from the survey package to NHANES data
nhanes_survey_design	Build survey objects for NHANES data
nhanes_variables	Load the NHANES comprehensive variable list
nhanes_vcov	Extract variance/covariance matrix from parameters of svymean
process_file_name	Processes a file name to make sure it is valid and has the correct suffix and extension File names with an extension (e.g. ".XPT") are not altered
RNHANES-package	RNHANES simplifies downloading and analyzing NHANES data.
validate_year	Check that the year is in the correct format e.g. '2001-2002' is correct and returns TRUE, '2001' is not correct and returns FALSE