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Butwick AJ, Liu C, Guo N, Bentley J, Main EK, Mayo JA, Shaw GM, Stephansson O.Butwick AJ, et al. Among authors: stephansson o.Anesthesiology. 2021 Jun 1;134(6):874-886. doi: 10.1097/ALN.0000000000003730.Anesthesiology. 2021.PMID: 33760074Free article.
Liu C, Ahlberg M, Hjern A, Stephansson O.Liu C, et al. Among authors: stephansson o.Eur J Public Health. 2019 Dec 1;29(6):1048-1055. doi: 10.1093/eurpub/ckz120.Eur J Public Health. 2019.PMID: 31274154Free PMC article.