Barbi Helfrick is an author at Urology San Antonio specializing in clinical microbiology, gastroenterology, and infection control.
Publications per year
1994–1994
1
1
Bacillus Calmette-Guérin immunotherapy for refractory interstitial cystitis
Eric J. Zeidman, Barbi Helfrick, Catherine Pollard et al. · Urology · 1994 · 45 citations
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