宋文林，胃肠疾病首席诊疗专家 主任医师 30余年治疗各类胃肠疾病 　　Song Wenlin , Achief expert of diagnosis and treatment of gastrointestinal diseases, chief physiciann,more than 30 years as a physician proficient in all types of gastrointestinal diseases. 　　社会在发展，时代在进步，有很多疑难杂症的病因、