Ara R, Basarir H, Ward SE. Principles of health economic evaluations of lipid-lowering strategies. Curr Opin Lipidology. 2012 Aug;23(4):271-81. doi: 10.1097/MOL.0b013e32835423d9
Edwards PET, Parsons GR, Myers KH. The economic value of viewing migratory shorebirds on the Delaware Bay: an application of the single-site travel cost model using on-site data. Hum Dimens Wildl. 2011;16(6):435-44. doi: 10.1080/10871209.2011.608180
Vitolins MZ, Anthony M, Burke GL. Soy protein isoflavones, lipids and arterial disease. Curr Opin Lipidology. 2001 Aug;12(4):433-7.