“…We used the same search terms and databases as Carlson et al, 5 which included terms as follows: "cost-effectiveness," "cost-benefit," "cost-minimization," "cost-utility," "economics," "gene therapy," "pharmacogenetics," "genetic screening," and "genotype" and used databases such as PubMed, Medline, Proquest, LexisNexis, Expanded Academic Index, The Harvard Review of Economic Analyses (http://www.hsph.harvard.edu/cearegistry/), PsycINFO, National Institute for Clinical Excellence (http://www.nice.org.uk), and the Canadian Agency for Drugs and Technologies in Health (http://www.cadth.ca/index.php/en/home).…”