Table 4. Analysis of the Review Articles

First Author (Year)	Country	Materials		Methods	Selection criteria	Results	Conclusions
		Diagnosis	Morbidity period
Gou F (2009)74)	China	Peripheral facial paralysis	Not stated	Past 89 years’ clinical progress of acupuncture therapy	Clinical trials	Among the treatment methods, acupuncture is effective.	Combination therapy is effective.
Liu Y (2009)75)	China	Peripheral facial paralysis	Not stated	Clinical reports since 1999	Clinical trials	Acupuncture has achieved good results	Acupuncture is simple, economical and has no side effect.
Teixeira LJ (2011)76)	England	Bell’s palsy	>3-6m	Cochrane, MEDLINE, EMBASE, LILACS, PEDro, CINAHL (til Feb 2011)	RCT involving any physical therapy.	Significantly reduction but incomplete.	Low quality evidence
Pourmomeny AA (2014)77)	Iran	Bell’s palsy	Acute stage	English-language DBs (1980~mid-2013)	Case-controlled clinical trials	Exercise therapy is beneficial.	Rehabilitation treatment is required. (Best: BF)

BF: Biofeedback