“…Interventions that were performed in the included studies could be roughly grouped into the following categories: (1) general clinical pharmacy services (13, 68.5%) [9][10][11][12][13][14][15][16][17][18][19][20][21], (2) general clinical pharmacy services with a focus on therapeutic drug monitoring (TDM) (2, 10.5%) [22,23], (3) clinical pharmacy services that predominantly addressed compliance issues (2, 10.5%) [24,25] and (4) clinical pharmacy services that focused on patient education (2, 10.5%) [26,27]. The clinical pharmacists' activities that were reported in the 19 included studies are listed in Table 2.…”