Inter-examiner reproducibility of clinical tests and criteria used to identify subacromial impingement syndrome
Mikkel Vind, Søren Bie Bogh, Camilla Marie Larsen, Hans Kromann Knudsen, Karen Søgaard, Birgit Juul-Kristensen
BMJ Open Jan 2011, 1 (1) e000042; DOI: 10.1136/bmjopen-2010-000042