Goseva, Z.; Jovkovska Kaeva, B.; Gjorcev, A.; Jovanovska Janeva, E.; Arsovski, Z.; Pejkovska, S.; Tatabitovska, A. Analysis of Lymphocyte Immunological Reactivity in Patients With Pleural Effusions of Different Etiology. Open Access Maced J Med Sci 2015, 4, 50-53.