Cita APA

Vardavas, R., Breban, R., & Blower, S. (2010). A universal long-term flu vaccine may not prevent severe epidemics. BioMed Central.

Citación estilo Chicago

Vardavas, Raffaele, Romulus Breban, y Sally Blower. A Universal Long-term Flu Vaccine May Not Prevent Severe Epidemics. BioMed Central, 2010.

Cita MLA

Vardavas, Raffaele, Romulus Breban, y Sally Blower. A Universal Long-term Flu Vaccine May Not Prevent Severe Epidemics. BioMed Central, 2010.