Respondent’s Socio Demographic Characteristics
I would like to start by asking you some background questions before asking you questions on your health. This information is confidential and will only be used for research purposes.
Literal question
What is your mother tongue?
Interviewer instructions
Record respondent’s mother tongue. The mother tongue is the language one has learned first, provided it is a language that one can express oneself fully in, and/or voluntarily identifies with. If the respondent knows more than one such language record all named languages.
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