title: [Socio-economic study of patients with megaesophagus: survey on 104 patients].
mesh_terms: D000041:Absenteeism; D000328:Adult; D000368:Aged; D001938:Brazil; D014355:Chagas Disease / Q000191:economics / Q000453:epidemiology*; D004931:Esophageal Achalasia / Q000191:economics / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012959:Socioeconomic Factors
vernacular_title: Estudo sócio-econômico em pacientes portadores de megaesôfago: inquérito entre 104 pacientes.