Nash, Betty Joyce. "Health Care Aisle : Retail Medicine Pushes Competition, Price Transparancy," in Federal Reserve Bank of Richmond. "Summer 2009, Volume 13, Number 3," Econ Focus (Federal Reserve Bank of Richmond) (Summer 2009) : 21-23. https://fraser.stlouisfed.org/title/3941/item/476945/toc/503409 , accessed on April 25, 2024.