Did Patients With Interstitial Cystitis Who Failed to Respond to Initial Treatment With Bacillus Calmette-Guerin or Placebo in a Randomized Clinical Trial Benefit From a Second Course of Open Label Bacillus Calmette-Guerin?

Did Patients With Interstitial Cystitis Who Failed to Respond to Initial Treatment With Bacillus Calmette-Guerin or Placebo in a Randomized Clinical Trial Benefit From a Second Course of Open Label Bacillus Calmette-Guerin?