BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20150720T000000Z DTEND:20150720T000000Z SUMMARY:The 2015 Vaccine Summit: Oral abstract deadline due before 20th July 2015 LOCATION:Cineworld: The O2,London,United Kingdom END:VEVENT END:VCALENDAR