Monday Speaker of the Bulgarian Parliament Georgi Pirinski pays an official visit to Athens. At noon he will have talks with Deputy Foreign Minister Yiannis Valinakis. President Karolos Papoulias to meet with Justice Minister Sotiris Hatzigakis at 12.30 p.m. The seventh panhellenic conference on «Public Health & Health Services,» hosted by the National School of Public Health, begins at 7.30 p.m. at the Divani Caravel Hotel. President Karolos Papoulias will make the opening speech. To Wednesday. Tel. 210.721.3225 or log on to www.nsph.gr. The Holy Synod of the Church of Greece convenes. To Wednesday. UNESCO, in collaboration with the Culture Ministry, hosts a two-day international conference on «Returning Cultural Property to their Countries of Origin,» at 9 a.m. at the New Acropolis Museum. President Karolos Papoulias and Culture Minister Michalis Liapis will speak. To tomorrow. Tel. 210.825.8661 or log on to www.culture.gr. Tuesday Coalition of the Radical Left (SYRIZA) holds an overnight demonstration outside Parliament in protest at social security reforms. Athens Mayor Nikitas Kaklamanis holds a press conference on the forthcoming sixth Forum of the World Alliance of Cities against Poverty, to be held in Athens on March 26. At 11 a.m. at City Hall. Wednesday The General Confederation of Greek Labor (GSEE) and the Civil Servants’ Union (ADEDY) stage a 24-hour strike in protest against social security reforms. Several marches will take place in Athens and other cities. Journalists, bank workers and lawyers are also participating. A rally will be held at 11 a.m. at the Pedion tou Areos park. Thursday Thriaseio Hospital holds a conference on «Hygiene, Work Safety and Environmental Pollution in Elefsina and the Thriaseio Plain,» starting at 9 a.m. in the hospital’s amphitheatre. Tel. 210.683.3545 Friday Cypriot President Dimitris Christofias and Turkish-Cypriot leader Mehmet Ali Talat meet to resume talks on Cyprus reunification. International Day for the Elimination of Racial Discrimination. World Down Syndrome Day. A conference on «Down Syndrome: Present and Future in Greek Society,» is to be held at 9.30 a.m. at the Antonis Tritsis amphitheatre, Athens City Hall. For further details, log on to www.eurocharity.org.