RT Journal
A1 Ramsey, Matthew L.
A1 Getz, Charles L.
A1 Parsons, Bradford O.
T1 What's New in Shoulder and Elbow Surgery
JF The Journal of Bone & Joint Surgery
JO The Journal of Bone & Joint Surgery
YR 2009
FD May 1
VO 91
IS 5
SP 1283
OP 1293
DO 10.2106/JBJS.I.00105
UL http://dx.doi.org/10.2106/JBJS.I.00105
AB 
The level of evidence is indicated at the end of each review when it is known. Particular attention should be paid to the level-I and II studies because they represent randomized controlled studies. Additional level-III and IV studies representing important topics in shoulder and elbow surgery are also included in the review.