title: [Preliminary observation on digestive function of aged people and patients with splenic deficiency].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D004063:Digestion; D006801:Humans; D007408:Intestinal Absorption; D008875:Middle Aged; D013158:Splenic Diseases / Q000503:physiopathology*; D014994:Xylose / Q000378:metabolism
chemical_list: D014994:Xylose