A total of 484 articles published in World Journal of Gastroenterology are cited by 361 ISI-SCI covered journals distributed in 38 countries during 1998-2003

Table 5 Distribution of institutions of authors who have cited articles published in WJG

List	Country	Higher educational institutions	Research institutions	Medical institutions	Companies	Number of articles
1	United States	91	13	18	11	133
2	China	89	13	6	3	111
3	Japan	30	4	2	2	38
4	Germany	27	4	3	1	35
5	United Kingdom	24	2	3	4	33
6	Italy	13	3	0	1	17
7	France	5	5	5	0	15
8	Australia	7	1	3	0	11
9	Spain	7	1	2	0	10
10	Canada	2	2	1	2	7