Erratum to: Annals of Biomedical Engineering DOI 10.1007/s10439-015-1523-0

Reference 4 should be changed to:

Forte, A. E., S. Galvan, F. Manieri, F. Rodriguez y Baena, and D. Dini. A composite hydrogel for brain tissue phantoms. Mater. Des. 227:238–112, 2016.