Facial pain and its control: new insights into old problems.
D000818:Animals; D001933:Brain Stem / Q000503:physiopathology; D002415:Cats; D005157:Facial Pain / Q000503:physiopathology / Q000517:prevention & control*; D006801:Humans; D009434:Neural Pathways / Q000503:physiopathology; D009619:Nociceptors / Q000503:physiopathology