BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20230420T000000Z DTEND:20230420T000000Z SUMMARY:Rideal 2023: Poster abstract deadline due before 20th April 2023 LOCATION:Christopher Ingold Building,London,United Kingdom END:VEVENT END:VCALENDAR