“…A long duration of the disease was re ported to slow healing [14,22,49] and to favor relapses [44,50], but in the majority of studies, no unfavorable effect on healing [ 17-19, 30, 32, 33,48, 51 ] and relapse [1,35,42,48,51,53] was observed. Similarly, some studies described slow healing [4,8] and a high relapse rate in males [54], but a major ity of studies was unable to confirm this [1,14, 18, 29, 30, 33, 35, 46-48.…”