1. Freynhagen R, Arevalo Parada H, Calderon-Ospina CA, Chen J, Emril DR, Fernández-Villacorta FJ et al. Current understanding of the mixed pain concept: a brief narrative review. Curr Med Res Opin. 2019 Jun;35(6):1011-8.
2. Goadsby PJ, Holland PR, Martins-Oliveira M, Hoffmann J, Schankin C, Akerman S. Pathophysiology of migraine: a disorder of sensory processing. Physiol Rev. 2017 Apr;97(2):553-622.
3. Mayo Clinic. Migraña: síntomas y causas [Internet]. Rochester (MN): Mayo Foundation for Medical Education and Research; 2025 Oct 25 [citado 1 Sep 2026]. Disponible en: https://www.mayoclinic.org/es/diseases-conditions/migraine-headache/symptoms-causes/syc-20360201
4. Sifuentes-Giraldo WA, Morell-Hita JL. Protocolo diagnóstico del dolor crónico musculoesquelético. Medicine (Madr). 2017;12(27):1609-13.
5. Barad M, Aggarwal A, Levin MC. Dolor neuropático [Internet]. Rahway (NJ): Merck & Co., Inc.; 2025 Apr [citado 1 Sep 2026]. Disponible en: https://www.msdmanuals.com/es/hogar/enfermedades-cerebrales-medulares-y-nerviosas/dolor/dolor-neuropático
6. Themistocleous AC, Baskozos G, Bennet DLH, Serra J. Defining the link between peripheral neuronal activity and neuropathic pain: observational study protocol to investigate in vivo neurophysiological properties of nociceptors in patients with chronic neuropathic pain. PLoS One [Internet]. 2026 Jul 16 [citado 1 Sep 2026];21(7):e0349407. Disponible en: https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0349407
7. Ashburn JH. Hemorrhoidal disease: a review. JAMA. 2025 Nov 4;334(17):1541-50.
8. Mayo Clinic. Hemorroides: síntomas y causas [Internet]. Rochester (MN): Mayo Foundation for Medical Education and Research; 2025 Dic 31 [citado 1 Sep 2026]. Disponible en: https://www.mayoclinic.org/es/diseases-conditions/hemorrhoids/symptoms-causes/syc-20360268