Smith VK, Mansfield CA, Klaiber HA. Terrorist threats, information disclosures, and consumer sovereignty. Information economics and policy. 2013 Dec;25(4):225-34.
Rothman KJ, Glass RL, Espinal F, Velez H. Caries-free teeth in the absence of fluoride ion. J Public Health Dent. 1972;32(4):225-8. doi: 10.1111/j.1752-7325.1972.tb03977.x