TY - JOUR AB - Presented by infas Institut für angewandte Sozialwissenschaft GmbH DA - 2020 LA - eng M2 - 52 PY - 2020 SN - 2512-403X SP - 52- TI - TwinLife survey methodology and fieldwork outcomes. Telephone survey of wave 1 subsample b (CATI 1b) UR - https://nbn-resolving.org/urn:nbn:de:0070-pub-29448101 Y2 - 2026-04-12T01:21:33 ER -