1Tramonte S,Brand M,Mulrow C,et al.The treatment of chronic constipation in adults.A systematic review[J].J Gen Intern Med,1997,21(1):15-24.
2Seinel(a) L,Sairanen U,Laine T,et al.Comparison of polyethylene glycol with and without electrolytes in the treatment of constipation in elderly institutionalized patients:a randomized,double-blind,parallel-group study[J].Drugs Aging,2009,26(8):703-713.
3Hamilton MJM.Probiotics and prebiotics in the elderly[J].Postgrad Med J,2004,80(946):447-451.
4Johanson JF,Morton D,Geenen J,et al.Multicenter,4-week,double-blind,randomized,placebo-controlled trial of lubipros-tone,a locally-acting type-2 chloride channel activator,in patients with chronic constipation[J].Am J Gastroenterol,2008,103(1):170-177.
5Camilleri M,Kerstens R,Rykx A,et al.A placebo-controlled trial of prucalopride for severe chronic constipation[J].N Engl J Med,2008,358(22):2344-2354.