Fig. 1From: Performance of a rule-based semi-automated method to optimize chart abstraction for surveillance imaging among patients treated for non-small cell lung cancerVeterans indexed search for analytics (VISA) tool. This figure includes a nonsense example of the appearance of the Veterans Indexed Search for Analytics (VISA) Tool. The star highlights an example of a Boolean search query. The subsequent results and snippets of text information with highlighted terms from the search query are seen below as represented by the pentagonBack to article page