Members of the civil servants’ union ADEDY stage a work stoppage from 11.30 a.m. to the end of their shift over wage demands and in support of university teachers and students. Protesters will demonstrate at noon in front of Athens University. – University teachers and students hold a demonstration in downtown Athens opposing the amendment of Article 16 of the Constitution. – The Federation of Secondary School Teachers (OLME) stages a 24-hour work stoppage opposing the amendment of Article 16 of the Constitution. – The 16th Medical Multidisciplinary Symposium begins at 8 a.m. in the amphitheater of the 251 Airforce General Hospital. To tomorrow. Tel. 210.725.4360 or log on to www.epsiloncongress.gr. – Interior Minister Prokopis Pavlopoulos to meet with the minister of administrative reform of Lebanon, Jean Oghassabian, at 1 p.m. at the ministry. – President Karolos Papoulias to meet with Cypriot President Tassos Papadopoulos. – Development Minister Dimitris Sioufas to meet with Greek Euro MPs at 6 p.m. at the Foreign Ministry. – Labor Minister Savvas Tsitouridis to attend an EU labor ministers’ meeting in Brussels. – The General Confederation of Greek Labor (GSEE) meets at noon at its premises to discuss its 33rd forthcoming Panhellenic conference. – The Security Studies Center (KEMEA) begins a two-day seminar on «Security at Critical Events,» at the Attica Police headquarters on Alexandras Avenue. To tomorrow. Tel. 210.697.7505.