Usage History of 'fibrillations'

The following chart shows how frequently 'fibrillations' appeared in printed materials over time. For example, the word 'fibrillations' occurred 6 times in books in 1867 and 793 times in 2008. From 1867 to 2008, the word 'fibrillations' was used a total of 28,877 times in books scanned by Google. See Reference: Google Ngram project.

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