1. Walgreens Agrees to Pay a Record Settlement of $80 Million for Civil Penalties under the Controlled Substances Act. June 11, 2013. Available at: http://www.justice.gov/dea/divisions/mia/2013/mia061113.shtml. Accessed July 29, 2013.
2. Settlement and Memorandum of Agreement. (signature date unavailable, available online June 11, 2013). Available at: http://www.justice.gov/dea/divisions/mia/2013/mia061113_attach.pdf. Accessed July 29, 2013.
3. Walgreen Co. Dear Valued Prescriber letter. Available at: http://www.wholehealthchicago.com/newsletters/pdfs/130521walgreens.pdf. Accessed September 1, 2013.
4. Walgreens refuses to fill some controlled substance prescriptions without additional information from prescriber. May 10, 2013. Available at: http://www.cmanet.org/news/detail/?article=walgreens-refuses-to-fill-some-controlled. Accessed: September 1, 2013.
5. AMA Resolution 218 –AMA Response to Drug Store Chain Intrusion into Medical Practice. Available at: http://www.ama-assn.org/assets/meeting/2013a/a13-refcomm-b.pdf. Accessed: July 29, 2013.