[Virological and serological studies on the influenza epidemic of 1969 in Poland].
D000941:Antigens / Q000032:analysis; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology / Q000276:immunology; D009975:Orthomyxoviridae / Q000145:classification / Q000302:isolation & purification; D011044:Poland; D014774:Virulence
D000941:Antigens
Badania wirusologiczne i serologiczne przeprowadzone w Polsce w okresie epidemii grypy 1969 r.