Table 1 Key search terms used in database searches

Traumatic brain injury

traditional Chinese medicine compound recipe

Traumatic brain injury

traditional Chinese medicine compound recipe

Traumatic brain injuries

traditional Chinese medicine recipe

Head injury

traditional Chinese herb medicine

Head injuries

traditional Chinese medicine

Brain injury

Chinese herb medicine

Brain injuries

Chinese medicine

Injury brain

herb medicine

Injuries brain

TCMCR

Head trauma

TCM

TBI