1. US opioid prescribing: the federal government advisers with recent ties to big pharma;Schwab;BMJ,2019
2. National Academy of Sciences, National Academy of Engineering, Institute of Medicine, National Research Council. Policy on committee composition and balance and conflicts of interest for committees used in the development of reports. 12 May 2003. http://www.nationalacademies.org/coi/bi-coi_form-0.pdf?_ga=2.202484370.264366346.1559063355-213831609.1552052813.