1 Paterson WG, "Transition from nutcracker esophagus to achalasia. A case report" 13 : 554-558, 1991
2 Anggianash A, "Transition from nutcracker esophagus to achalasia" 35 : 1162-1166, 1990
3 Millan MS, "Transition from diffuse esophageal spasm to achalasia" 1 : 107-117, 1979
4 Kahrilas PJ, "The Chicago Classification of esophageal motility disorders, v3.0" 27 : 160-174, 2015
5 Fontes LH, "Progression of diffuse esophageal spasm to achalasia: incidence and predictive factors" 26 : 470-474, 2013
6 Robson K, "GERD progressing to diffuse esophageal spasm and then to achalasia" 45 : 110-113, 2000
7 Usai Satta P, "Extrinsic autonomic neuropathy in a case of transition from diffuse esophageal spasm to achalasia" 14 : 270-272, 2004
8 Longstreth GF, "Evolution of symptomatic diffuse esophageal spasm to achalasia" 75 : 217-220, 1982
9 Khatami SS, "Does diffuse esophageal spasm progress to achalasia? A prospective cohort study" 50 : 1605-1610, 2005
10 Vantrappen G, "Achalasia, diffuse esophageal spasm, and related motility disorders" 76 : 450-457, 1979
1 Paterson WG, "Transition from nutcracker esophagus to achalasia. A case report" 13 : 554-558, 1991
2 Anggianash A, "Transition from nutcracker esophagus to achalasia" 35 : 1162-1166, 1990
3 Millan MS, "Transition from diffuse esophageal spasm to achalasia" 1 : 107-117, 1979
4 Kahrilas PJ, "The Chicago Classification of esophageal motility disorders, v3.0" 27 : 160-174, 2015
5 Fontes LH, "Progression of diffuse esophageal spasm to achalasia: incidence and predictive factors" 26 : 470-474, 2013
6 Robson K, "GERD progressing to diffuse esophageal spasm and then to achalasia" 45 : 110-113, 2000
7 Usai Satta P, "Extrinsic autonomic neuropathy in a case of transition from diffuse esophageal spasm to achalasia" 14 : 270-272, 2004
8 Longstreth GF, "Evolution of symptomatic diffuse esophageal spasm to achalasia" 75 : 217-220, 1982
9 Khatami SS, "Does diffuse esophageal spasm progress to achalasia? A prospective cohort study" 50 : 1605-1610, 2005
10 Vantrappen G, "Achalasia, diffuse esophageal spasm, and related motility disorders" 76 : 450-457, 1979
11 Smart HL, "Achalasia following gastroesophageal reflux" 79 : 71-73, 1986
12 Reynolds JC, "Achalasia" 18 : 223-, 1989
13 Vaezi MF, "ACG clinical guideline: diagnosis and management of achalasia" 108 : 1238-1249, 2013