[This retracts the article DOI: 10.1177/23969873211026990.][This retracts the article DOI: 10.1177/23969873211026998.][This retracts the article DOI: 10.1177/23969873211027001.][This retracts the article DOI: 10.1177/23969873211027002.][This retracts the article DOI: 10.1177/23969873211027003.][This retracts the article DOI: 10.1177/23969873211027006.].
© European Stroke Organisation 2021.