Global research status and trends of somatic symptom disorder: A bibliometric study

Table 1 Ranking of the most productive 10 authors, institutions and countries

	Ranking	Items	Counts	% of 568	Citations	H-index
Authors	1	Löwe B	38	6.69	825	15
	2	Witthöft M	23	4.049	290	8
	3	Toussaint A	18	3.169	502	11
	4	Fritzsche K	16	2.817	205	7
	5	Huang WL	16	2.817	176	8
	6	Henningsen P	15	2.641	590	9
	7	Leonhart R	15	2.641	203	7
	8	Van Der Feltz-cornelis CM	15	2.641	163	9
	9	Rief W	14	2.465	492	8
	10	Sattel H	13	2.289	145	7
Affiliations	1	University of Hamburg	60	10.563	941	16
	2	Johannes Gutenberg University of Mainz	37	6.514	487	11
	3	Technical University of Munich	33	5.81	900	14
	4	University of Freiburg	26	4.577	294	10
	5	Harvard University	23	4.049	402	8
	6	Ruprecht Karls University Heidelberg	23	4.049	279	9
	7	Philipps University Marburg	21	3.697	576	12
	8	University of London	20	3.521	368	12
	9	National Taiwan University	16	2.817	176	8
	10	University of Munich	16	2.817	195	7
Countries	1	Germany	185	32.57	2433	26
	2	United States	102	17.958	1456	23
	3	Netherlands	50	8.803	657	14
	4	England	49	8.627	935	16
	5	Italy	46	8.099	609	14
	6	China	43	7.57	523	10
	7	Canada	34	5.986	557	13
	8	Japan	26	4.577	125	6
	9	Australia	23	4.049	508	11
	10	Switzerland	21	3.697	318	10