- 1、Thelatestissueofthelancethighlightedthisgrowingproblem.2、ObjectiveToinvestigatetheadvantagesoftheperitoneoscopicappendectomythroughtheumbilicuswithZhousumbilicuslancetandtrocarballoon.3、Thedeviceischaracterizedinthatthelancetincludesastructureof...
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