Telomerase-related advances in hepatocellular carcinoma: A bibliometric and visual analysis

Table 1 Country-wise ranking of top 10 corresponding authors based on scientific impact and international collaboration

Rank	Country	Articles	SCP	MCP	Total citations	Average article citations
1	China	292	262	30	7427	25.4
2	Japan	151	139	12	5754	38.1
3	United States	118	91	27	13531	114.7
4	Korea	50	43	7	1140	22.8
5	Germany	48	31	17	4073	84.9
6	Italy	30	25	5	741	24.7
7	France	29	22	7	2135	73.6
8	Iran	16	8	8	300	18.8
9	United Kingdom	14	8	6	704	50.3
10	Egypt	11	10	1	135	12.3

SCP: Single country publications; MCP: Multiple country publications.

Table 2 Top 10 institutions ranked by number of articles

Rank	Affiliations	Country	Articles
1	Université Paris Cité	France	64
2	Assistance Publique-Hôpitaux de Paris	France	45
3	Institut National de la Santé et de la Recherche Médicale	France	34
4	University of Texas System	United States	34
5	Hôpital Universitaire Paul-Brousse	France	31
6	Hiroshima University	Japan	30
7	Hôpital Universitaire Hôtel-Dieu	France	29
8	National Taiwan University	China	29
9	Yonsei University Health System	Korea	29
10	Université de Bordeaux	France	26
11	Tottori University	Japan	25
12	Johns Hopkins University	United States	24
13	Sun Yat-sen University	China	24
14	Chinese Academy of Medical Sciences- Peking Union Medical College	China	22
15	Yonsei University	Korea	22
16	MD Anderson Cancer Center	United States	21
17	Helmholtz Association	Germany	20
18	Shandong University	China	20
19	University of Tokyo	Japan	20
20	The Chinese University of Hong Kong	China	19

Table 3 Top 10 authors ranked by number of articles

Rank	Author	H-index	G-index	M-index	Total citations	Number of publications
1	Kaneko S	12	15	0.522	637	15
2	Hisatomi H	10	15	0.345	333	15
3	Ide T	12	14	0.414	1261	14
4	Tahara H	12	14	0.414	1271	14
5	Zucman-Rossi J	11	13	0.55	3701	13
6	Yamashita T	10	13	0.526	604	13
7	Rudolph KL	12	12	0.48	1423	12
8	Tahara E	11	11	0.407	1486	11
9	Wang L	7	11	0.292	216	11
10	Manns MP	10	10	0.435	977	10

Table 4 Top 10 journals ranked by number of articles

Rank	Journal	H-index	G-index	M-index	Total citations	Number of publications
1	World Journal of Gastroenterology	16	36	0.615	1344	40
2	Hepatology	21	24	0.778	1920	24
3	Journal of Hepatology	13	19	0.5	909	19
4	Oncotarget	12	19	0.857	557	19
5	Oncogene	16	17	0.571	1225	17
6	Oncology Reports	10	14	0.37	213	17
7	PLoS One	12	16	0.75	407	16
8	Cancer Letters	11	15	0.407	694	15
9	International Journal of Molecular Sciences	9	13	1	226	13
10	International Journal of Cancer	10	12	0.357	344	12

Table 5 Ranking of top 25 keywords by frequency of use

Rank	Keywords	Occurrences	Total link strength
1	Hepatocellular carcinoma	217	211
2	Expression	208	205
3	Cancer	201	197
4	Cells	95	93
5	Telomerase activity	95	95
6	Gene	78	77
7	Activation	73	73
8	Telomerase reverse-transcriptase	67	64
9	Telomerase	62	62
10	Catalytic subunit	50	50
11	Reverse-transcriptase	50	49
12	Immortal cells	48	47
13	In vitro	47	47
14	Apoptosis	43	42
15	Inhibition	42	42
16	Protein	41	41
17	C-MYC	40	39
18	Carcinoma	40	38
19	Length	40	39
20	Liver	40	40
21	Down-regulation	36	36
22	Growth	35	35
23	Hepatocellular carcinomas	35	34
24	RNA	35	35
25	In vivo	34	34