Simultaneous acute presentation of generalized chorea and subacute combined degeneration secondary to vitamin B12 deficiency
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Declaration of interest
Carlos Estevez-Fraga has received educational grants from Zambon.
Juan Carlos Martínez-Castrillo has received honoraria for speaking at meetings sponsored by AbbVie, Allergan, Boehringer, GSK, Krka, Merz, Ipsen, Italfarmaco, Medtronic, TEVA, UCB, Zambon.
Elena Natera-Villalba, Beatriz Zarza Sanz, Fernando Acebrón Sánchez-Herrera, Fabio Ruiz-Gómez, Araceli Alonso Canovas and Iñigo Corral certify that they have NO affiliations with or involvement in any organization or entity with any financial
Financial disclosures
Carlos Estevez-Fraga has received educational grants from Zambon.
Juan Carlos Martínez-Castrillo has received honoraria for speaking at meetings sponsored by AbbVie, Allergan, Boehringer, GSK, Krka, Merz, Ipsen, Italfarmaco, Medtronic, TEVA, UCB, Zambon.
Funding sources
This research did not receive any specific grant from funding agencies in the public, commercial, or not-for-profit sectors.
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Acknowledgments
The authors want to thank Dr. Paul Zeun for English language editing.
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Contributed equally to this work.