Table 1.

The studies' general information

The code	The study	References	Year	Country
E 1	Haberl et al.	8	1987	Germany
E 2	Lacroix et al.	9	1992	Canada
E 3	Picano Et al.	10	1990	Italy
E 4	Regueiro‐Abel et al.	11	2002	Spain
E 5	Kim et al.	12	2019	South Korea
E 6	Imamura et al.	13	2012	Japan
E 7	Babuty et al.	14	1994	France
E 8	Doering et al.	15	2012	USA
E 9	Grace et al.	16	1991	UK
E 10	Graceffo et al.	17	1996	USA
E 11	Grauhan et al.	18	1993	Germany
E 12	Hicky et al.	19	2018	USA
E 13	Locke et al.	20	1989	UK
E 14	Vogt et al.	21	1990	Germany
E 15	Tenderich et al.	22	2006	Germany
E 16	Valentino et al.	23	1992	USA
E 17	Wada et al.	24	1999	Japan
E 18	Eckart et al.	25	2005	USA