The article focuses on health policy regarding the clinical trials which are commonly associated with drugs and devices with the degree of cost sharing borne by the patient or the scope of covered services, or they may vary the terms of provider reimbursement. It mentions increase the use of formal care and reduce the prevalence of malaria after one malaria season and need to improve adherence to care with drugs free to commercially insured patients after acute myocardial infarction.
Newhouse, Joseph P., and Sharon-Lise Normand. "Health Policy Trials." New England Journal of Medicine 376 (June 2017): 2160-2167.