1	meta-analys:.mp.	223,628
2	search:.tw.	453,738
3	review.pt.	2,346,395
4	1 or 2 or 3	2,774,132
5	exp irritable bowel syndrome/	22,094
6	irritable bowel syndrome$.mp.	17,919
7	irritable colon.mp.	22,245
8	gastrointestinal disease$.mp.	91,777
9	gastrointestinal syndrome$.mp.	311
10	Colonic Disease$.mp.	2019
11	colon disease$.mp.	10,873
12	((irritable or functional or spastic) and (bowel or colon)).mp.	45,584
13	5 or 6 or 7 or 8 or 9 or 10 or 11 or 12	143,852
14	exp Acupuncture/	41,273
15	acupunctur*.mp.	40,752
16	exp Acupuncture Points/	41,273
17	exp Acupuncture Therapy/	41,273
18	exp Acupuncture Analgesia/	1522
19	exp Electroacupuncture/	5565
20	electroacupunctur*.mp.	6387
21	electro-acupunctur*.mp.	1111
22	acupoint*.mp.	5280
23	exp Transcutaneous Electric Nerve Stimulation/	714
24	Transcutaneous Electric Nerve Stimulat*.mp.	343
25	percutaneous electrical nerve stimulat*.mp.	73
26	TENS.mp.	13,275
27	14 or 15 or 16 or 17 or 18 or 19 or 20 or 21 or 22 or 23 or 24 or 25 or 26	57,051
28	4 and 13 and 27	277