dr. J. Helfferich

Brandsema, B. R., Fleurke, G. J., Rosema, S., Schins, E. M. W., Helfferich, J. & Bathoorn, E., 4-Apr-2024, In: Eurosurveillance. 29, 14, 5 p., 2400177.

Research output: Contribution to journal › Article › Academic › peer-review

Mulder, H. D., Helfferich, J. & Kneyber, M. C. J., 23-Feb-2024, In: Frontiers in Pediatrics. 12, 9 p., 1367337.

Research output: Contribution to journal › Article › Academic › peer-review

Helfferich, J., 2023, [Groningen]: University of Groningen. 245 p.

Research output: Thesis › Thesis fully internal (DIV)

2016 Enterovirus D68 Acute Flaccid Myelitis Working Group and the Dutch Study Group for Pediatric Multiple Sclerosis and Acute Disseminated Encephalomyelitis, Helfferich, J., Bruijstens, A. L., Knoester, M., Brouwer, O. F. & Neuteboom, R. F., Aug-2023, In: European Journal of Neurology. 30, 8, p. 2430-2441 12 p.

Research output: Contribution to journal › Article › Academic › peer-review

Helfferich, J., Neuteboom, R. F., de Lange, M. M. A., Benschop, K. S. M., Van Leer-Buter, C. C., Meijer, A., Bakker, D. P., de Bie, E., Braakman, H. M. H., Brandsma, R., Niks, E. H., Niermeijer, J. M., Roelfsema, V., Schoenmaker, N., Sie, L. T., Niesters, H. G., te Wierik, M. J. M., Jacobs, B. C. & Brouwer, O. F., May-2023, In: European Journal of Paediatric Neurology. 44, p. 28-36 9 p.

Research output: Contribution to journal › Article › Academic › peer-review

2016 Enterovirus D68 Acute Flaccid, Dutch Pediat GBS Study Grp, Helfferich, J., Roodbol, J., de Wit, M.-C., Brouwer, O. F. & Jacobs, B. C., 1-Feb-2022, In: European Journal of Neurology. 29, 2, p. 593-604 12 p.

Research output: Contribution to journal › Article › Academic › peer-review

Helfferich, J., de Lange, M. M. A., Benschop, K. S., Jacobs, B. C., Van Leer-Buter, C. C., Meijer, A., Bakker, D. P., de Bie, E., Braakman, H. M., Brandsma, R., Neuteboom, R. F., Niks, E. H., Niermeijer, J. M., Roelfsema, V., Schoenmaker, N., Sie, L. T., Niesters, H. G., Brouwer, O. F. & Te Wierik, M. J., 1-Oct-2022, In: Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin. 27, 42, 9 p., 2200157.

Research output: Contribution to journal › Review article › peer-review

AFM Working Grp, Murphy, O. C., Messacar, K., Benson, L., Bove, R., Carpenter, J. L., Crawford, T., Dean, J., DeBiasi, R., Desai, J., Elrick, M. J., Farias-Moeller, R., Gombolay, G. Y., Greenberg, B., Harmelink, M., Hong, S., Hopkins, S. E., Oleszek, J., Otten, C. & Sadowsky, C. L.& 14 others, Schreiner, T. L., Thakur, K. T., Van Haren, K., Carballo, C. M., Chong, P. F., Fall, A., Gowda, V. K., Helfferich, J., Kira, R., Lim, M., Lopez, E. L., Wells, E. M., Yeh, E. A. & Pardo, C. A., 23-Jan-2021, In: LANCET. 397, 10271, p. 334-346 13 p.

Research output: Contribution to journal › Review article › peer-review

Dutch Study Grp Pediat Multiple Sc, Acute Disseminated Encephalomyelit, Helfferich, J., Bruijstens, A. L., Wong, Y. Y. M., van Pelt, E. D., Boon, M. & Neuteboom, R. F., May-2021, In: Brain & Development. 43, 5, p. 626-636 11 p.

Research output: Contribution to journal › Article › Academic › peer-review

Helfferich, J., Knoester, M., Van Leer-Buter, C. C., Neuteboom, R. F., Meiners, L. C., Niesters, H. G. & Brouwer, O. F., Sept-2019, In: European Journal of Pediatrics. 178, 9, p. 1305-1315 11 p.

Research output: Contribution to journal › Review article › peer-review