Ref.	Title	Type	Documentation type
13358	W1 - Information about sampling and stratification	Documentation	Other
13357	W1 - Paper Questionnaires (Base part)	Documentation	Collection instruments
13356	W1 - Codebook for web-based questionnaires	Documentation	Codebook
13355	W1 - Additional data from open-ended questions	Documentation	Other
13354	W1 - Training of interviewers	Documentation	Instructions to interviewers
13353	W1 - Communication to participants	Documentation	Communications to respondents
13352	W1 - Progress reports of data collection	Documentation	Technical report
13351	W1 - Acronyms and references of scales	Documentation	Variable documentation
13350	W1 - Actions taken to clean and optimize dataset	Documentation	Additional documentation concerning the data
13349	ProfPathS W1 - 2012 - EDITED	Data

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