Scherpenzeel, A., Axt, K., Bergmann, M., Douhou, S., Oepen, A., Sand, G., Schuller, K., Stuck, S., Wagner, M. and Börsch-Supan, A. (2020) “Collecting survey data among the 50+ population during the COVID-19 outbreak: The Survey of Health, Ageing and Retirement in Europe (SHARE)”, Survey Research Methods, 14(2), pp. 217-221. doi: 10.18148/srm/2020.v14i2.7738.