You, Jie-Yu [Anorectal motility in children with functional constipation]. [electronic resource] - Zhongguo dang dai er ke za zhi = Chinese journal of contemporary pediatrics Nov 2010 - 915-7 p. digital Publication Type: Journal Article ISSN: 1008-8830 Subjects--Topical Terms: AdolescentAnal Canal--physiopathologyChildConstipation--physiopathologyFemaleGastrointestinal Motility--physiologyHumansMaleRectum--physiopathology