epidural blood patch
... that observations of a car tire being repaired helped develop the epidural blood patch?
... that observations of a car <a href="./Tire" id="mwBK8" rel="mw:WikiLink" title="Tire">tire</a> being repaired helped develop the <b id="mwBLA"><a href="./Epidural_blood_patch" id="mwBLE" rel="mw:WikiLink" title="Epidural blood patch">epidural blood patch</a></b>?