Medline-based bibliometric analysis of gastroenterology journals between 2001 and 2007

Table 2 Articles of gastroenterology journals stratified by selected publication type and author type, 2001-2007

Journal	No. of all articles	Review	Case report	Clinical trial	Multicenter study	Randomized controlled trial	No. of authors	No. of exclusive authors1	Share of exclusive authors1 (%)
Abdom Imaging	897	184	310	7	1	7	3094	1360	44.0
Acta Gastroenterol Belg	344	137	92	8	4	3	1113	435	39.1
Acta Gastroenterol Latinoam	225	36	52	5	4	2	815	542	66.5
Aliment Pharmacol Ther	2430	674	10	556	273	536	8177	2108	25.8
Am J Gastroenterol	2858	302	169	279	150	278	10 889	2753	25.3
Am J Physiol Gastrointest Liver Physiol	2100	126		55		27	7045	2689	38.2
Ann Hepatol	239	89	58	10	2	7	705	332	47.1
Arq Gastroenterol	350	34	21	6	5	10	1067	689	64.6
Best Pract Res Clin Gastroenterol	488	459	6				1145	341	29.8
BMC Gastroenterol	231	6	47	12	6	13	934	164	17.6
Can J Gastroenterol	618	187	137	17	18	18	1579	556	35.2
Chin J Dig Dis	117	23	2	2		5	400	71	17.8
Clin Colorectal Cancer	298	130	25	25	17	14	910	552	60.7
Clin Gastroenterol Hepatol	940	153	198	64	76	89	4079	918	22.5
Clin Liver Dis	352	349	1				522	78	14.9
Colorectal Dis	750	91	11	32	14	33	2202	895	40.6
Curr Gastroenterol Rep	534	418	1	6	1	5	791	139	17.6
Curr Issues Intest Microbiol	47	24					133	81	60.9
Curr Opin Gastroenterol	565	245					735	144	19.6
Dig Dis	305	202	5	7	2	8	852	128	15.0
Dig Dis Sci	2826	183	649	148	58	135	11 395	3418	30.0
Dig Liver Dis	1170	239	146	78	45	56	4634	1270	27.4
Dig Surg	542	96	148	9	3	13	1997	514	25.7
Digestion	506	106	45	49	28	41	2332	483	20.7
Dis Colon Rectum	1837	130	256	219	57	143	6506	2349	36.1
Dis Esophagus	535	71	145	21	7	15	2226	709	31.9
Dysphagia	275	16	33	13	1	6	850	579	68.1
Eat Weight Disord	336	35	21	17	5	14	1070	867	81.0
Eksp Klin Gastroenterol	655	138	23	76	1	18	984	940	95.5
Eur J Gastroenterol Hepatol	1539	315	378	83	93	87	6606	1966	29.8
Gastric Cancer	297	40	54	30	9	7	1301	249	19.1
Gastroenterol Clin Biol	1328	603	326	35	36	16	3188	1623	50.9
Gastroenterol Clin North Am	387	373	3				614	107	17.4
Gastroenterol Hepatol	696	229	184	12	3	3	2259	1235	54.7
Gastroenterol Nurs	387	114	29	12	1	9	430	293	68.1
Gastroenterology	2991	352	205	169	106	171	12 770	4003	31.3
Gastrointest Endosc	3005	220	1275	230	100	186	8547	2426	28.4
Gastrointest Endosc Clin N Am	377	338	2				581	87	15.0
Gut	2383	343	227	132	139	144	9785	2612	26.7
Hepatobiliary Pancreat Dis Int	726	64	67	40	9	20	2128	464	21.8
Hepatogastroenterology	3036	145	654	155	31	100	9648	2952	30.6
Hepatology	2474	211	15	148	105	131	10 588	3502	33.1
Hernia	513	60	151	20	18	32	1627	822	50.5
Indian J Gastroenterol	666	66	355	16	2	17	1791	893	49.9
Inflamm Bowel Dis	864	158	37	43	34	31	3266	854	26.1
Int J Colorectal Dis	690	63	74	57	21	40	3249	930	28.6
Int J Gastrointest Cancer	206	36	52	14	2		968	279	28.8
Int J Pancreatol	25	3	9				137	9	6.6
J Clin Gastroenterol	1209	320	241	59	31	56	4326	1192	27.6
J Dig Dis	36	6	3	2	1	1	160	29	18.1
J Gastroenterol	1168	219	299	45	24	29	4429	734	16.6
J Gastroenterol Hepatol	2135	274	351	93	37	91	7661	1672	21.8
J Gastrointest Surg	1156	114	132	23	16	24	4329	1476	34.1
J Gastrointestin Liver Dis	130	22	41	4	3	3	484	216	44.6
J Health Popul Nutr	324	16	1	8	2	16	1185	924	78.0
J Hepatobiliary Pancreat Surg	641	142	207	8	4	6	2345	427	18.2
J Hepatol	1814	259	114	120	56	81	8036	2200	27.4
J Pediatr Gastroenterol Nutr	1701	257	389	93	36	119	5894	3239	55.0
J Viral Hepat	610	74	16	81	48	56	3255	887	27.3
JOP	400	124	168	7		2	1396	473	33.9
Korean J Gastroenterol	597	65	128	7	4	8	1249	372	29.8
Korean J Hepatol	208	25	28	2		3	585	89	15.2
Liver	145	14	20	14	1	5	759	164	21.6
Liver Int	655	68	38	39	16	19	3613	751	20.8
Liver Transpl	1663	223	261	72	43	49	5517	2025	36.7
Minerva Gastroenterol Dietol	242	87	15	5	1	2	788	284	36.0
Nat Clin Pract Gastroenterol Hepatol	412	128	35	8	10	8	693	91	13.1
Neurogastroenterol Motil	634	111	5	52	5	39	1874	478	25.5
Nippon Shokakibyo Gakkai Zasshi	929	326	594	1	1	1	3464	856	24.7
Pancreas	953	60	109	35	16	9	3966	1144	28.8
Pancreatology	407	108	55	16	5	2	1627	399	24.5
Rev Esp Enferm Dig	580	80	145	28	5	13	2185	1234	56.5
Rev Gastroenterol Disord	233	154	4				124	10	8.1
Rev Gastroenterol Mex	554	204	112	15		8	1224	972	79.4
Rev Gastroenterol Peru	259	50	74	8		6	824	692	84.0
Rom J Gastroenterol	208	51	66	24	5	4	590	318	53.9
Ross Gastroenterol Zh	29	5	2	2			90	44	48.9
Scand J Gastroenterol	1548	80	128	151	65	120	6465	1817	28.1
Scand J Gastroenterol Suppl	104	92	2	1	1		270	28	10.4
Semin Gastrointest Dis	72	64	43				121	11	9.1
Semin Liver Dis	312	264	29	2			598	80	13.4
Surg Endosc	2845	229	430	203	73	183	9117	4404	48.3
Surg Laparosc Endosc Percutan Tech	688	45	318	23	4	24	2523	871	34.5
Taehan Kan Hakhoe Chi	109	4	30	4		2	417	61	14.6
Tech Coloproctol	433	53	82	26	14	23	1283	500	39.0
Trop Gastroenterol	395	84	166	11	1	7	929	440	47.4
Turk J Gastroenterol	332	11	87	7	4	6	1096	460	42.0
World J Gastroenterol	5684	584	637	338	46	176	17 838	6839	38.3
Z Gastroenterol	805	198	193	39	14	14	1917	737	38.4
Zhonghua Ganzangbing Zazhi	1920	95	33	34	11	34	3693	1117	30.2
Zhonghua Weichang Waike Zazhi	322						1096	262	23.9
Total	81 561	14 005	12539	4627	2090	3739	14 1741	92 429	65.2

¹Exclusive authors denote the authors who had published in only one journal during the study period.