Gastroesophageal reflux.
D000818:Animals; D004942:Esophagitis, Peptic / Q000150:complications / Q000175:diagnosis / Q000628:therapy; D005260:Female; D006551:Hernia, Hiatal / Q000150:complications; D006801:Humans; D009893:Opossums; D011247:Pregnancy; D012595:Scleroderma, Systemic / Q000150:complications