Jadad scale
... that the Jadad scale is the world's most widely used means of assessing the methodological quality of clinical trials?
... that the <b id="mwDoc"><a href="./Jadad_scale" id="mwDog" rel="mw:WikiLink" title="Jadad scale">Jadad scale</a></b> is the world's most widely used means of assessing the methodological quality of <a href="./Clinical_trial" id="mwDok" rel="mw:WikiLink" title="Clinical trial">clinical trials</a>?