BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20151221T000000Z DTEND:20151221T000000Z SUMMARY:4th Annual International Conference on 91AV: Oral abstract deadline due before 21st December 2015 LOCATION:TBA,Athens,Greece END:VEVENT END:VCALENDAR