Do you recruit from the following sources?
- Direct contact with public educational institutions, schools, training centers, universities, etc.
Categories
Value
Category
1
yes
2
no
9
don't know
888996
none
888997
do not know
888998
refusal
888999
miss
Sysmiss
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.