FR: READ LEAD-IN IF NECESSARY:
Have you EVER been told by a doctor or other health professional that you had...
(9) Don't know
CHDEV... Coronary heart disease?
ANGEV... Angina, also called angina pectoris?
MIEV... A heart attack (also called myocardial infarction)?
HRTEV... Any kind of heart condition or heart disease (other than the ones I just asked about)?
STREV... A stroke?