Issn Print: 0003-3022 Publication Date: 1992/09/01 Print Facebook Twitter LinkedIn Email NEEDLE POLARITY CAUSES THREE-FOLD DIFFERENCE IN THRESHOLD STIMULATING CURRENT DURING AXILLARY BLOCK A. Tulchinsky; R. S. Weller; M. Rosenblum; J. B. Gross Checking for direct PDF access through Ovid View on Journal Site Abstract Abstract unavailable for this article.