STS Hospital-level stroke surveillance in Chilumba, Malawi: providing tools for evaluating interventions in hypertension and stroke in sub-Saharan Africa Karonga
For how many years did you consume this tobacco in total?
(relevant if Q20.6(ncsmoke); Have you ever taken other tobacco regularly (i.e. at least weekly)? =Formerly (stopped more than 6 months ago) or Current (in last 6 months) )