{"description":"Serious and other adverse events were monitored and assessed, but none were observed","eventGroups":[{"description":"High Resolution Microendoscopy imaging device used in conjunction with proflavine hemisulfate as a contrast agent","id":"EG000","otherNumAffected":0,"otherNumAtRisk":33,"seriousNumAffected":0,"seriousNumAtRisk":33,"title":"HRME With Proflavine Hemisulfate"}],"frequencyThreshold":"0","timeFrame":"(day of enrollment or up to 2 weeks after enrollment)]"}