“…Nine studies adopted a one-shot approach: they assessed physicians acceptance on one occasion, either while the system was already in use Chang, et al, 2007;Chau & Hu, 2001, 2002a, 2002bGagnon, et al, 2003;Ilie, et al, 2009;Paré, et al, 2005) or pre-implementation . In two studies (Alapetite, et al, 2009; physicians' acceptance was assessed on two occasions: pre-implementation and while the system was in use.…”