PT - JOURNAL ARTICLE ED - , TI - Rubin-vase percept is predicted by prestimulus coupling of category-sensitive occipital regions with frontal cortex AID - 10.1101/107714 DP - 2017 Jan 01 TA - bioRxiv PG - 107714 4099 - http://biorxiv.org/content/early/2017/02/13/107714.short 4100 - http://biorxiv.org/content/early/2017/02/13/107714.full