Global cocaine intoxication research trends during 1975–2015: a bibliometric analysis of Web of Science publications

Table 1 Top ten most productive countries in the field of cocaine toxicity

SCR	Country	Number of documents (%)	Average citations per document	h-index	No. of collaborative countries	No. of publications from collaboration
1^st	USA	2089 (71.99)	25.15	95	38	162
2^nd	Spain	145 (5.00)	13	24	14	30
3^rd	Italy	100 (3.45)	15.12	23	10	28
4^th	Canada	92 (3.17)	24.83	24	9	31
5^th	France	90 (3.10)	14.31	21	13	30
6^th	UK	80 (2.76)	32.33	23	13	32
7^th	Brazil	55 (1.90)	8.32	12	8	16
8^th	Germany	50 (1.72)	14.34	18	10	17
9^th	Japan	42 (1.45)	13.19	14	1	9
10^th	Switzerland	31 (1.07)	20.19	14	6	9

ISSN: 1747-597X