Table 1. Publication Year, Country and Study Type of Included Studies

Variables Categories N
Publication year 1995 3
1998 2
2001 1
2002 1
2005 1
2006 2
2009 1
2010 1
2011 1
2017 1
2018 2
2019 1
2024 1
Country Korea 1
China 16
Norway 1
Study Type Case report 2
Case series 1
Before-After Study 11
Non-RCT 4
Non-RCT : Non-Randomized Controlled Trial