4. Qualman SJ, Haupt HM, Yang P, Hamilton SR. 1984; Esophageal Lewy bodies associated with ganglion cell loss in achalasia. Similarity to Parkinson's disease. Gastroenterology. 87:848–856. DOI:
10.1016/0016-5085(84)90079-9. PMID:
6088351.
Article
7. Olk W, Kiesewalter B, Auer P, et al. 1999; Extraesophageal autonomic dysfunction in patients with achalasia. Dig Dis Sci. 44:2088–2093. DOI:
10.1023/A:1026638822259. PMID:
10548362.
8. Birgisson S, Richter JE. 1997; Achalasia: what's new in diagnosis and treatment? Dig Dis. 15 Supple 1:1–27. DOI:
10.1159/000171617. PMID:
9177942.
Article
9. Eckardt VF, Krause J, Bolle D. 1989; Gastrointestinal transit and gastric acid secretion in patients with achalasia. Dig Dis Sci. 34:665–671. DOI:
10.1007/BF01540335. PMID:
2714141.
Article
10. Annese V, Caruso N, Accadia L, et al. 1991; Gallbladder function and gastric liquid emptying in achalasia. Dig Dis Sci. 36:1116–1120. DOI:
10.1007/BF01297456. PMID:
1864206.
Article
12. Hagenmüller F, Classen M. 1988; Motility of Oddi's sphincter in Parkinson's disease, progressive systemic sclerosis, and achalasia. Endoscopy. 20 Suppl 1:189–192. DOI:
10.1055/s-2007-1018174. PMID:
3168948.
13. Csendes A, Smok G, Braghetto I, et al. 1992; Histological studies of Auerbach's plexuses of the oesophagus, stomach, jejunum, and colon in patients with achalasia of the oesophagus: correlation with gastric acid secretion, presence of parietal cells and gastric emptying of solids. Gut. 33:150–154. DOI:
10.1136/gut.33.2.150. PMID:
1541407. PMCID:
PMC1373920.
Article
15. Camilleri M, Fealey RD. 1990; Idiopathic autonomic denervation in eight patients presenting with functional gastrointestinal disease. A causal association? Dig Dis Sci. 35:609–616. DOI:
10.1007/BF01540409. PMID:
2331954.
Article
17. Wehrwein EA, Orer HS, Barman SM. 2016; Overview of the anatomy, physiology, and pharmacology of the autonomic nervous system. Compr Physiol. 6:1239–1278. DOI:
10.1002/cphy.c150037. PMID:
27347892.
Article
19. Kim BJ, Jo EA, Im SI, Kim HS, Heo JH, Cho KI. 2019; Heart rate recovery and blood pressure response during exercise testing in patients with microvascular angina. Clin Hypertens. 25:4. DOI:
10.1186/s40885-019-0108-x. PMID:
30867938. PMCID:
PMC6396473.
Article
20. Ewing DJ, Campbell IW, Clarke BF. 1980; The natural history of diabetic autonomic neuropathy. Q J Med. 49:95–108.
21. Rinaldi R, Cortelli P, Di Simone MP, Pierangeli G, D'alessandro R, Mattioli S. 2000; Cardiovascular autonomic function in patients with primary achalasia. Dig Dis Sci. 45:825–829. DOI:
10.1023/A:1005472400263. PMID:
10759256.
23. Sabbá C, Ferraioli G, Genecin P, et al. 1991; Evaluation of postprandial hyperemia in superior mesenteric artery and portal vein in healthy and cirrhotic humans: an operator-blind echo-Doppler study. Hepatology. 13:714–718. DOI:
10.1002/hep.1840130417. PMID:
2010166.
Article
25. Moneta GL, Taylor DC, Helton WS, Mulholland MW, Strandness DE Jr. 1988; Duplex ultrasound measurement of postprandial intestinal blood flow: effect of meal composition. Gastroenterology. 95:1294–1301. DOI:
10.1016/0016-5085(88)90364-2. PMID:
3049214.
Article
26. Malliani A, Pagani M, Lombardi F, Cerutti S. 1991; Cardiovascular neural regulation explored in the frequency domain. Circulation. 84:482–492. DOI:
10.1161/01.CIR.84.2.482. PMID:
1860193.
Article
28. Mikaeli J, Farrokhi F, Bishehsari F, Mahdavinia M, Malekzadeh R. 2006; Gender effect on clinical features of achalasia: a prospective study. BMC Gastroenterol. 6:12. DOI:
10.1186/1471-230X-6-12. PMID:
16579859. PMCID:
PMC1450293.
Article
29. Tougas G, Spaziani R, Hollerbach S, et al. 2001; Cardiac autonomic function and oesophageal acid sensitivity in patients with non-cardiac chest pain. Gut. 49:706–712. DOI:
10.1136/gut.49.5.706. PMID:
11600476. PMCID:
PMC1728517.
Article