The research follows numerous earlier studies that did find an increased risk . Felson , however , says the new findings are n't sufficient to quell the trend . Previous studies have found that drug inhibitors as much as double the risk .
The research contradicts numerous earlier studies that did find an increased risk . Felson , however , says the new findings are n't sufficient to quell the concerns . Previous studies have found that TNF inhibitors as much as double the risk .