NHIS Sources

Variable	Year	Supplement
PSA5YR	2015	Sample adult cancer
PSA5YR	2010	Sample adult cancer
PSA5YR	2005	Sample adult cancer
PSA5YRTC_A	2019	Sample adult questionnaire
PSA5YR_P	2000	Sample adult questionnaire
PSA_5YR	2018	Sample adult questionnaire