“…Studies investigating the effects of humanfactored instructions report that they are preferred (Klein & Meininger, 2004;Morrow et al, 1988;Morrow, Leirer, & Altieri, 1995), more understandable (Eustace, Johnson, & Gault, 1982;Morrell, Park, & Poon, 1989), and easier to memorize (Morrow et al, 1991(Morrow et al, , 1996, compared to a standard. Researchers have also suggested that apart from financial, educational, and psychosocial measures, applying human factors may play a role in increasing patient adherence (e.g., Boyle & Chambers, 2000;McDonald, Garg, & Haynes, 2002;Morrow et al, 2004;Murray et al, 2004;Park & Jones, 1997).…”