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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
2019 2
2020 4
2021 3
2022 4
2023 3

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Page 1
COVID-19 in multiple sclerosis: The Dutch experience.
Loonstra FC, Hoitsma E, van Kempen ZL, Killestein J, Mostert JP. Loonstra FC, et al. Mult Scler. 2020 Sep;26(10):1256-1260. doi: 10.1177/1352458520942198. Epub 2020 Jul 14. Mult Scler. 2020. PMID: 32662742 Free PMC article.
Project Y: The search for clues explaining phenotype variability in MS.
Loonstra FC, De Ruiter LRJ, Doesburg D, Lam KH, Van Lierop ZYGJ, Moraal B, Strijbis EMM, Killestein J, Uitdehaag BMJ. Loonstra FC, et al. Mult Scler Relat Disord. 2022 Jan;57:103337. doi: 10.1016/j.msard.2021.103337. Epub 2021 Oct 16. Mult Scler Relat Disord. 2022. PMID: 35158448 Free article.
Neuroaxonal and Glial Markers in Patients of the Same Age With Multiple Sclerosis.
Loonstra FC, de Ruiter LRJ, Koel-Simmelink MJA, Schoonheim MM, Strijbis EMM, Moraal B, Barkhof F, Uitdehaag BMJ, Teunissen C, Killestein J. Loonstra FC, et al. Neurol Neuroimmunol Neuroinflamm. 2022 Dec 21;10(2):e200078. doi: 10.1212/NXI.0000000000200078. Print 2023 Mar. Neurol Neuroimmunol Neuroinflamm. 2022. PMID: 36543540 Free PMC article.
Association of volumetric MRI measures and disability in MS patients of the same age: Descriptions from a birth year cohort.
de Ruiter LRJ, Loonstra FC, Jelgerhuis JR, Coerver EME, Toorop AA, van Leeuwen ICE, Noteboom S, Moraal B, Strijbis EMM, Schoonheim MM, Uitdehaag BMJ. de Ruiter LRJ, et al. Among authors: loonstra fc. Mult Scler Relat Disord. 2023 Mar;71:104568. doi: 10.1016/j.msard.2023.104568. Epub 2023 Feb 12. Mult Scler Relat Disord. 2023. PMID: 36805177 Free article.