RT Journal Article SR Electronic T1 Techniques for "blind" glucocorticosteroid injections into glenohumeral joints. JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1201 OP 1202 VO 34 IS 5 A1 Alfonse T Masi A1 Richard P Driessnack A1 Muhammad B Yunus A1 David H Neustadt YR 2007 UL http://www.jrheum.org/content/34/5/1201.abstract AB