The influenza virus hemagglutinin : symposium, Baden near Vienna march 21-23, 1977 /
Influenza and Other Virus Infections of the Respiratory Tract.
Influenza.
Influenza a gyermekkorban /
The great influenza : the story of the deadliest pandemic in history /
Vírus. /
Vírus /
Plant viruses and virus diseases /
Virus : transformed cell membranes /
Chemistry of viruses /
The biochemistry of viruses /
Viruses and invertebrates /
Viruses and environment /
The influensa viruses /
Počítačový vírus /
Vörös vírus /
Viruses and Tumours.
Západonílsky vírus /
Virus i kletka. /Virus a bunka./
The Infuenza Viruses and Influenza. /
Virusy grippa i gripp.