Act ( 42 U.S.C. 299b–4(a) ) is amended by adding at the end the following new paragraph: (8) Basing recommendations on data for respective populations In making and updating recommendations on the effectiveness, appropriateness, and cost-effectiveness of clinical preventive services, as described in paragraph (1), the Task Force shall base such recommendations on data for the respective populations, including health disparity populations (as defined in section 464z–3(d)). .