BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20220523T000000Z DTEND:20220523T000000Z SUMMARY:Challenges in biological cryo electron microscopy Faraday Discussion: Poster abstract deadline due before 23rd May 2022 LOCATION:The University of Sheffield,Sheffield,United Kingdom END:VEVENT END:VCALENDAR