“…Selective and routine approaches to myotomy were adopted in 156
–
8
,
10
,
13
,
19
,
21
–
26
,
28
,
29
,
31 and 1011
,
12
,
18
,
20
,
27
,
30
,
32
–
35 studies, respectively. Myotomy was performed on the contralateral and ipsilateral sides to the diverticulectomy in 11 studies7
,
10
,
18
–
21
,
23
,
24
,
27
,
32
,
33 ( n = 237) and 1 study,30 respectively ( n = 21) and on either side in 1 study26 ( n = 47) and anteriorly in 12 studies6
,
8
,
11
–
13
,
22
,
25
,
28
,
29
,
31
,
34
,
35 ( n = 132).…”