Bassols A, Bosch F, Baños JE. How does the general population treat their pain? a survey in Catalonia, Spain. J Pain Symptom Manage 2002; 23: 318-28.
Lewthwaite BJ, Jabusch KM, Wheeler BJ, Schnell-Hoehn KN, Mills J, Estrella-Holder E, et al. Nurses' knowledge and attitudes regarding pain management in hospitalized adults. J Contin Educ Nurs 2011; 42: 251-7; quiz 258-9.
Souza LA, da Silva CD, Ferraz GC, Sousa FA, Pereira LV. The prevalence and characterization of self-medication for obtaining pain relief among undergraduate nursing students. Rev Lat Am Enfermagem 2011; 19: 245-51.
Amanzio M, Pollo A, Maggi G, Benedetti F. Response variability to analgesics:a role for non-specific activation of endogenous opioids. Pain 2001; 90:205-15.
Kruschinski C, Wiese B, Dierks M-L, Hummers-Pradier E, Schneider N, Junius-Walker U. A geriatric assessment in general practice: prevalence, location, impact and doctor-patient perceptions of pain. BMC Fam Pract 2016;17: 8.
van Dijk JF, van Wijck AJM, Kappen TH, Peelen LM, Kalkman CJ, Schuurmans MJ. Postoperative pain assessment based on numeric ratings is not the same for patients and professionals: a cross-sectional study. Int J Nurs Stud 2012; 49: 65-71.
Hawker GA, Mian S, Kendzerska T, French M. Measures of adult pain: Visual Analog Scale for Pain (VAS Pain), Numeric Rating Scale for Pain (NRS Pain), McGill Pain Questionnaire (MPQ), Short-Form McGill Pain Questionnaire (SF-MPQ), Chronic Pain Grade Scale (CPGS), Short Form-36 Bodily Pain Scale (SF-36 BPS), and Measure of Intermittent and Constant Osteoarthritis Pain (ICOAP). Arthritis Care Res (Hoboken) 2011; 63 Suppl 11: S240-52.
Lee KH, Min MK, Ryu JH, Kim YI, Park MR, Lee D, et al. The analysis about tendency of emergency medicine in pain control. J Korean Soc Emerg Med 2016; 27: 602-17.
Taylor FR, Kaniecki RG. Symptomatic treatment of migraine: when to use NSAIDs, triptans, or opiates. Curr Treat Options Neurol 2011; 13: 15-27.
Lenaerts ME. Pharmacotherapy of tension-type headache (TTH). Expert Opin Pharmacother 2009; 10: 1261-71.
Derry S, Moore RA. Paracetamol (acetaminophen) with or without an antiemetic for acute migraine headaches in adults. Cochrane Database Syst Rev 2013; (4): CD008040.
Scheiman JM. NSAID-induced Gastrointestinal Injury: a focused update for clinicians. J Clin Gastroenterol 2016; 50: 5-10.
American College of Emergency Physicians. Clinical policy: critical issues for the initial evaluation and management of patients presenting with a chief complaint of nontraumatic acute abdominal pain. Ann Emerg Med 2000; 36.
Iacovides S, Avidon I, Baker FC. What we know about primary dysmenorrhea today: a critical review. Hum Reprod Update 2015; 21: 762-78.
Moore PA, Ziegler KM, Lipman RD, Aminoshariae A, Carrasco-Labra A, Mariotti A. Benefits and harms associated with analgesic medications used in the management of acute dental pain: an overview of systematic reviews. J Am Dent Assoc 2018; 149: 256-65.e3.
Babatunde OO, Jordan JL, Van der Windt DA, Hill JC, Foster NE, Protheroe J. Effective treatment options for musculoskeletal pain in primary care: a systematic overview of current evidence. PLoS One 2017; 12: e0178621.
Eriksson K, Wikström L, Årestedt K, Fridlund B, Broström A. Numeric rating scale: patients' perceptions of its use in postoperative pain assessments. Appl Nurs Res 2014; 27: 41-6.
Goulet J, Buta E, Carroll C, Brandt C. Statistical methods for the analysis of NRS pain data. J Pain 2015; 16 Suppl: S7.
Antunes-Martins A, Perkins JR, Lees J, Hildebrandt T, Orengo C, Bennett DLH. Systems biology approaches to finding novel pain mediators. WIREs Syst Biol Med 2013; 5: 11-35.
Leon E, Tamuzza J, Nahman-Averbuch H, King C, Schneider V, Coghill R. Individual differences in pain sensitivity: Insights from discriminability of graded noxious heat stimuli. J Pain 2018; 19 Suppl: S33.
Kelman L. The premonitory symptoms (prodrome): a tertiary care study of 893 migraineurs. Headache 2004; 44: 865-72.
Cutrer FM. Pathophysiology of migraine. Semin Neurol 2010; 30: 120-30.
Ahlwardt K, Heaivilin N, Gibbs J, Page J, Gerbert B, Tsoh JY. Tweeting about pain: comparing self-reported toothache experiences with those of backaches, earaches and headaches. J Am Dent Assoc 2014; 145: 737-43.
Rainsford KD. Profile and mechanisms of gastrointestinal and other side effects of nonsteroidal anti-inflammatory drugs (NSAIDs) Am J Med 1999;107 Suppl 1: 27-35.
Manchikanti L, Kaye AM, Knezevic NN, McAnally H, Slavin K, Trescot AM, et al. Responsible, safe, and effective prescription of opioids for chronic non-cancer pain: American Society of Interventional Pain Physicians (ASIPP) guidelines. Pain Physician 2017; 20(2S): S3-92.
Kim MH, Park HG, Park EC, Park KH. Attitude and knowledge of physicians about cancer pain management: young doctors of South Korea in their early career. Jpn J Clin Oncol 2011; 41: 783-91.
Shety-Alva N. Delaying the diagnosis of abdominal pain with analgesics. Med Health RI 2001; 84: 63-7.
Attard AR, Corlett MJ, Kidner NJ, Leslie AP, Fraser IA. Safety of early pain relief for acute abdominal pain. BMJ 1992; 305: 554-6.
Wiesenfeld-Hallin Z. Sex differences in pain perception. Gend Med 2005; 2: 137-45.
Blackburn-Munro G, Blackburn-Munro RE. Chronic pain, chronic stress and depression: coincidence or consequence? J Neuroendocrinol 2001; 13: 1009-23.
Apfelbaum JL, Chen C, Mehta SS, Gan TJ. Postoperative pain experience:results from a national survey suggest postoperative pain continues to be undermanaged. Anesth Analg 2003; 97: 534-40.
Hughes PH, Brandenburg N, Baldwin DC Jr, Storr CL, Williams KM, Anthony JC, et al. Prevalence of substance use among US physicians. JAMA 1992; 267: 2333-9.
Kang EY, Lee SS. A study on drug abuse and attitudes toward drug. Seoul:Korean Institute of Criminology; 2004. p. 224.