“…In the 37 studies on the CO 2 laser, 1,2,4,13,14,17‐19,22‐27,29‐31,33‐37,39,42,45‐47,49‐58 a total of 2513 women were included (mean age 55.04 years). A total of 22 studies were prospective, 2,13,14,17,18,22,24,26,27,29,30,33,35‐37,39,42,46,49,53,55,57 six were retrospective, 4,23,34,45,50,51 five were cohort, 19,25,47,54,58 and four were randomized clinical trials 1,31,52,56 . Most of these studies were conducted in Italy ( n = 13) 13,14,17,18,22‐25,35,37,45,50,51 followed by the USA ( n = 7), 19,27,36,39,46,52,57 Greece ( n = 4), 4,26,29,34 Brazil ( n = 3), 1,31,56 Hungary ( n = 3), 49,54,58 Iran ( n = 2), 2,42 Colombia ( n = 1), 33 Spain ( n = 1), 30 Singapore ( n = 1), 47 Australia ( n = 1), 53 and Peru ( n = 1) 55 …”