King RM, Vidrine DJ, Danysh HE, Fletcher FE, McCurdy S, Arduino RC, Gritz ER. Factors associated with nonadherence to antiretroviral therapy in HIV-positive smokers. AIDS Patient Care STDS. 2012 Aug;26(8):479-85. doi: 10.1089/apc.2012.0070
Williams LK, Pladevall-Vila M, Fendrick AM, Lafata JE, McMahon LF. Differences in the reporting of care-related patient injuries to existing reporting systems. Jt Comm J Qual Patient Saf. 2003 Sep;29(9):460-7.
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