Table 1.

The top 10 countries/regions and institutions with the most publications and their citations.

Ranking	Country/Region	Papers	Citations	Citations per paper	Institution	Papers	Citations	Citations per paper
1	United States	749	15,744	21.02	Johns Hopkins University	60	3,300	55.00
2	England	138	5,552	40.23	Albany Medical Center	59	612	10.37
3	Netherlands	120	3,763	31.36	Karolinska Institute	58	2,825	48.71
4	Belgium	92	3,800	41.30	Cleveland Clinic	47	1,506	32.04
5	Germany	81	1724	21.28	Poitiers University Hospital	42	326	7.76
6	Italy	79	2,778	35.16	Mayo clinic	38	385	10.13
7	Sweden	75	2,874	38.32	Harvard University	35	456	13.03
8	Spain	58	2,301	39.67	Duke University	33	746	22.61
9	Canada	56	3,260	58.21	Nevro Corporation	32	1,239	38.72
10	Peoples R China	53	417	7.87	Universitair Ziekenhuis Brussel	32	235	7.34