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HeBei Med  2021, Vol. 27 Issue (1): 136-140    DOI: 10.3969/j.issn.1006-6233.2021.01.032
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An Analysis of Clinical Characteristics and Risk Factors of Gastroesophageal Reflux Disease Manifested by Extraesophageal Symptoms Among Elderly Patients
BU Guangkui, LIAO Jiangtao
Hunan Provincial People's Hospital / First Affiliated Hospital of Hunan Normal University, Hunan Changsha 410016, China
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