Variable SI1B_Z : Do not know
Valid case(s): 897 (952.1)
Invalid: 0 (0)
Source of information
Head of household or other responsible household member
|Z||Do not know|
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.
Why do you think, it is necessary to use iodazied salt?