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"Tyruko EPAR". European Medicines Agency. 28 September 2023. Archived from the original on 28 October 2023. Retrieved 6 October 2023.
"Tysabri EPAR". European Medicines Agency (EMA). 17 September 2018. Archived from the original on 6 August 2020. Retrieved 4 May 2020. Text was copied from this source which is copyright European Medicines Agency. Reproduction is authorized provided the source is acknowledged.
"Tyruko: Pending EC decision". European Medicines Agency (EMA). 21 July 2023. Archived from the original on 25 August 2023. Retrieved 25 August 2023. Text was copied from this source which is copyright European Medicines Agency. Reproduction is authorized provided the source is acknowledged.
Pucci E, Giuliani G, Solari A, Simi S, Minozzi S, Di Pietrantonj C, et al. (October 2011). "Natalizumab for relapsing remitting multiple sclerosis". The Cochrane Database of Systematic Reviews (10): CD007621. doi:10.1002/14651858.CD007621.pub2. PMID21975773.
"Tysabri EPAR". European Medicines Agency (EMA). 17 September 2018. Archived from the original on 6 August 2020. Retrieved 4 May 2020. Text was copied from this source which is copyright European Medicines Agency. Reproduction is authorized provided the source is acknowledged.
"Tyruko: Pending EC decision". European Medicines Agency (EMA). 21 July 2023. Archived from the original on 25 August 2023. Retrieved 25 August 2023. Text was copied from this source which is copyright European Medicines Agency. Reproduction is authorized provided the source is acknowledged.