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BOLD Signal Change and Contrast Reversing Frequency: An Event-Related fMRI Study in Human Primary Visual Cortex
It is believed that human primary visual cortex (V1) increases activity with increasing temporal frequency of a visual stimulus. Two kinds of visual stimulus were used in the previous studies, one is patterned-flash stimulus with a fixed onset period and an increasing average luminance with the incr...
| Autores principales: | , , , , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Public Library of Science
2014
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4055643/ https://www.ncbi.nlm.nih.gov/pubmed/24924221 http://dx.doi.org/10.1371/journal.pone.0099547 |