“…The data were collected from 20 original papers reporting studies involving 8 [11] to 93 [26] patients. In addition, another 7 reports of one or a few cases were considered [7,8,10,[31][32][33][34], which collected another 12 patients, allowing us to consider a total of 799 patients. Four patients were excluded by the authors before they attempted the combined treatment, leaving 795 patients [28].…”