Difference in latencies of muscle activation on left and right sides of the face during smiling.
D000293:Adolescent; D000328:Adult; D000368:Aged; D004576:Electromyography; D005149:Facial Expression; D005152:Facial Muscles / Q000294:innervation*; D005260:Female; D007839:Functional Laterality / Q000502:physiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009046:Motor Neurons / Q000502:physiology*; D009468:Neuromuscular Diseases / Q000503:physiopathology*; D011930:Reaction Time / Q000502:physiology; D012904:Smiling