Ключевые слова: ache, adult, agony, anxiety, attractive, bad, caucasian, dental, depression, disease, distress, emotional, expression, face, facial, frustrated, frustration, guy, head, health, human, hurt, ill, illness, isolated, male, man, medical, medicine, mouth, one, pain, painful, patient, people, person, portrait, problem, sadness, sick, sickness, stress, stressed, suffer, tooth, toothache, trouble, white, worries, young,