摘要
To the Editor： A 12-year-old male patient was admitted to First Hospital of Lanzhou University with the complaint of right upper abdominal pain lasting for 2 years. He had no history ofhepatitis, vomiting, and weight loss during the past 2 years.
To the Editor： A 12-year-old male patient was admitted to First Hospital of Lanzhou University with the complaint of right upper abdominal pain lasting for 2 years. He had no history ofhepatitis, vomiting, and weight loss during the past 2 years.
