BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20250331T000000Z DTEND:20250331T000000Z SUMMARY:14th International Symposium on Polyelectrolytes: Early bird registration deadline due before 31st March 2025 LOCATION:University of Campinas (UNICAMP),Campinas,Brazil END:VEVENT END:VCALENDAR