<sec><title>Purpose:</title> <p>To validate the use of harmonic ultrasonography (US) in the detection of gallbladder microlithiasis. </p></sec> <sec><title>Methods:</title> <p>From November 30. 2012. to January 18. https://safeersappliancers.shop/product-category/neff-b5acm7hn0b-n50-slide/