Pain referral to and from the oral cavity.
D003788:Dental Pulp Diseases / Q000150:complications; D003813:Dentistry; D006331:Heart Diseases / Q000150:complications; D009055:Mouth; D010146:Pain / Q000175:diagnosis / Q000209:etiology; D012852:Sinusitis / Q000150:complications; D014098:Toothache / Q000175:diagnosis