Gnanasakthy A, DeMuro-Mercon CJ. Logistical considerations for intergrating patient-reported outcomes in multiregional clinical trials. Clinical Researcher. 2015 Apr;45-8.
Rothman KJ, Wepsic JG. Side of facial pain in trigeminal neuralgia. J Neurosurg. 1974 Jan 1;40(4):514-6.