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Mail Information collection method based on sending printed questionnaires to predetermined respondent addresses, which are then returned to the center by .. Details
PAPI (Paper and Pencil Interviewing) Face-to-face interviews conducted using printed questionnaires between the interviewer and the respondent. PAPI, or Paper and Pencil Interviewing, is.. Details
CAPI (Computer-Assisted Personal Interviewing) Face-to-face interviews conducted using laptops or other devices with suitable technological capacity between the interviewer and the respondent. A.. Details

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