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Trends of age‐specific male‐to‐female incidence rates ratios of esophageal squamous cell carcinoma and esophageal adenocarcinoma in 39 selected countries (2003‐2012). Countries that reported sex‐specific incidence data of ESCC or EAC with more than ten 5‐year age groups and with data of age groups younger than 45 were included in this analysis. EAC, esophageal adenocarcinoma; ESCC, esophageal squamous cell carcinoma [Color figure can be viewed at wileyonlinelibrary.com]
