1. Abdominal massage as intervention for patients with paraplegia caused by spinal cord injury a pilot study;Albers;Pflegezeitschrift,2006
2. Statistical methods in medical research;Armitage,1990
3. Defining and treating constipation in older adults;Be;American Family Physician,2006
4. Massage principles and techniques;Beard,1994
5. Constipation;Bharucha;Best Practice & Research Clinical Gastroenterology,2007