Table 2.

Studies used for this review article by Study type and Level of evidence.

Wang D et al. (2020)	Retrospective cohort	IV
Nourah S et al. (2020)	Historical systematic review	IV
Filatov A et al. (2020)	Case report	V
Mao L et al. (2020)	Retrospective cohort	IV
Glass WG et al. (2004)	Prospective cohort animal study	V
Li WC et al. (2012)	Prospective cohort animal study	V
Li K et al. (2016)	Prospective cohort animal study	V
Talbot PJ et al. (1993)	Prospective laboratory study	III
Dube M et al. (2018)	Prospective laboratory study	III
Zhou X et al. (2017)	Prospective laboratory study	III
Li YC et al. (2020)	Historical systematic review	IV
Huang C et al. (2020)	Retrospective cohort	IV
Bohmwald K et al. (2018)	Historical systematic review	IV
Hopkins C. (2020)	Expert opinion	V
Desforges M et al. (2020)	Historical systematic review	IV
Ali A et al. (2020)	Historical systematic review	IV
Lau KK. et al (2004)	Case report	V
Xu J. et al. (2005)	Prospective laboratory study	III
Jin H et al (2020)	Expert opinion	V
Reichard, RR. et al. (2020)	Case report	V
Baig AM. et al. (2020)	Historical systematic review	IV
Moriguchi T. et al. (2020)	Case report	V
Poyiadji N. et al. (2020)	Case report	V