“…Particularly, they focused on four aspects: evaluating patients' awareness or understanding of the service, exploring patients' experiences or expectations of the service, investigating patients' perceived barriers of using the service, and assessing patients' attitudes towards expanded pharmacist roles of providing healthcare services other than traditional dispensing. For another small portion of the literature, although studies were conducted in the context of pharmaceutical care, researchers were more interested in measuring patients' willingness-to-pay (WTP) for the service (Friedrich, Zgarrick, Masood, & Montuoro, 2010;Hill & Dowse, 2007;Hong, Liu, Wang, Brown, & White-Means, 2011;Schuh & Droege, 2008;Tootelian, Rolston, & Negrete, 2005;Waszyk-Nowaczyk et al, 2014;Woelfel et al, 2014). One study focused on comparing pharmacy patrons' satisfaction between urban population and suburban population (Malewski, Ream, & Gaither, 2015).…”