Title: Materialy 2-ĭ ob'edinennoĭ nauchnoĭ konferentsii Rostovskogo oblastnogo otdela zdravookhraneniia, Rostovskogo meditsinskogo i nauchno-issledovatel'skikh institutov g. Rostova-na-Donu
Subjects: Viral Hemorrhagic Fevers, Congresses