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Ludwig M, Jacob J, Basedow F, Andersohn F, Walker J.Ludwig M, et al. Among authors: walker j.Int J Infect Dis. 2021 Feb;103:316-322. doi: 10.1016/j.ijid.2020.11.204. Epub 2020 Dec 31.Int J Infect Dis. 2021.PMID: 33279652Free PMC article.
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Ludwig M, Enders D, Basedow F, Walker J, Jacob J.Ludwig M, et al. Among authors: walker j.Public Health. 2022 May;206:57-62. doi: 10.1016/j.puhe.2022.02.013. Epub 2022 Apr 1.Public Health. 2022.PMID: 35378455
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Lang LM, Behr C, Ludwig M, Walker J, Christian Lange H, Basedow F, Justenhoven C.Lang LM, et al. Among authors: walker j.Z Evid Fortbild Qual Gesundhwes. 2023 Apr;177:65-72. doi: 10.1016/j.zefq.2023.01.001. Epub 2023 Feb 18.Z Evid Fortbild Qual Gesundhwes. 2023.PMID: 36804770Free article.
Angelow A, Ploner T, Grimmsmann T, Walker J, Chenot JF.Angelow A, et al. Among authors: walker j.Pharmacoepidemiol Drug Saf. 2020 May;29(5):530-537. doi: 10.1002/pds.4965. Epub 2020 Mar 11.Pharmacoepidemiol Drug Saf. 2020.PMID: 32162407