EXTENSIVE EXCITATORY EFFECTS OF 2, 4 - DIAMINOBUTYRIC ACID ON LEECH RETZIUS NEURONS. Issue 3 (September 2018) - Spasić, Svetolik; Lopičić, Srđan; Stanojević, Marija; Ostojić, Jelena Nešović; Kovačević, Sanjin; Nedeljkov, Vladimir; Prostran, Milica