@phdthesis{Merschhemke2008,
author = {Merschhemke, Marianne},
year = {2008},
title = {Die gastroösophageale Refluxkrankheit und extraösophageale Erkrankungen},
type = {Dissertation},
url = "http://dx.doi.org/10.17169/refubium-17700",
}