recommended for further research
... that in a sample of medical reviews, useless treatments were just as likely to be recommended for further research as were useful treatments?
... that in a sample of <a href="./Systematic_review" id="mwAUY" rel="mw:WikiLink" title="Systematic review">medical reviews</a>, useless treatments were just as likely to be <b id="mwAUc"><a href="./Further_research_is_needed" id="mwAUg" rel="mw:WikiLink" title="Further research is needed">recommended for further research</a></b> as were useful treatments?