coordinate system
... that neurosurgeon Jean Talairach created a coordinate system for the brain to help standardize stereotaxy procedures?
... that neurosurgeon <a href="./Jean_Talairach" id="mwBjk" rel="mw:WikiLink" title="Jean Talairach">Jean Talairach</a> created a <b id="mwBjo"><a href="./Talairach_coordinates" id="mwBjs" rel="mw:WikiLink" title="Talairach coordinates">coordinate system</a></b> for the brain to help standardize <a href="./Stereotactic_surgery" id="mwBjw" rel="mw:WikiLink" title="Stereotactic surgery">stereotaxy</a> procedures?