“…91,95,96 Of the non-randomised comparative studies comparing robotic, laparoscopic and open radical prostatectomy, two primary studies 99,100 and one secondary report 102 were set in the USA and one study was set in France. 101 Of the nonrandomised comparative studies comparing robotic and open radical prostatectomy, 10 primary studies 103,[108][109][110][111][112][115][116][117][118] and two secondary reports 119,120 were set in the USA, one study was set in Australia, 105 three primary studies 106,107,114 were set in Italy, one study was set in Sweden 104 and one was set in Taiwan, Province of China. 113 Of the non-randomised comparative studies comparing laparoscopic and open radical prostatectomy, seven primary studies [124][125][126]128,142,145,146 and one secondary report 147 were set in the USA, three primary studies 127,131,137 were set in Germany, three primary studies 135,136,144 were set in Japan, three primary studies 123,129,134 were set in Italy, two primary studies 122,140 were set in France and one study each was set in Austria, 139 Brazil,…”