SPECIAL TOPICS

Chronic Obstructive Pulmonary Disease (COPD)

Published: January 2010

Top 20 Overall:
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The resulting database contained 2,046 journals. Ranked by three separate measures: citations, papers, and citations per paper. Source dates: 1999-October 31, 2009 (fifth bimonthly period 2009). Unless otherwise specified, all rankings have a 5 paper threshold for all measures.

Citations Per Paper ( 5 papers)
Rank	Journals	Citations	Papers	Citations Per Paper
1	NEW ENGL J MED	5959	44	135.43
2	NATURE	519	5	103.80
3	JAMA-J AM MED ASSOC	2540	27	94.07
4	LANCET	5517	65	84.88
5	J CLIN INVEST	1348	18	74.89
6	J EXP MED	490	7	70.00
7	AM J HUM GENET	400	6	66.67
8	P NATL ACAD SCI USA	1223	21	58.24
9	BRIT MED J	1577	28	56.32
10	NAT MED	273	5	54.60
11	J AM COLL CARDIOL	727	16	45.44
12	J ANTIMICROB CHEMOTH	404	9	44.89
13	RESPIR RES	330	8	41.25
14	HUM MOL GENET	365	9	40.56
15	AM J RESP CRIT CARE	25291	624	40.53
16	AM J CLIN NUTR	826	21	39.33
17	ANN INTERN MED	1134	29	39.10
18	AM J PUBLIC HEALTH	177	5	35.40
19	ARCH INTERN MED	1513	47	32.19
20	ANN SURG	317	10	31.70

Top 20 Overall:
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