Arnold Kester

Anal dynamic graciloplasty in the treatment of intractable fecal incontinence.

G. L. Engel, E. Adang, F. Spaans, 1995, The New England journal of medicine.

Lack of effectiveness of bed rest for sciatica.

J A Knottnerus, J. Knottnerus, J. A. Knottnerus, 1999, The New England journal of medicine.