1. Our findings indicate that the relatives of patients with achalasia are not at an increased risk of developing the disease. If, as has been suggested;Bosher, P.; Shaw, A.;Clinical and genetic aspects. Am J Dis Child; Achalasia in siblings,1981
2. Infantile achalasia: inherited as an autosomal recessive disorder;Westley, C.R.; Herbst, J.J.; Goldman, S.; Wisek, W.C.;J Paediatr,1975
3. Achalasia in three siblings. A rare occurrence;Lowdon, F.A.; Raab, D.E.; Fuller, J.; Olsen, A.,1977
4. Achalasia of the cardia in sibs;Dayalan, N.; Chettur, L.; Ramakrishnan, M.S.;Arch Dis Child,1972
5. Achalasia in siblings;Stoddart, C.J.; Johnson, A.G.;Br J Surgery,1982