title: H1N1 and this flu season. The pandemic may be over, but the virus is still around, and children, young adults, and pregnant women are susceptible.
mesh_terms: D000293:Adolescent; D000818:Animals; D002648:Child; D004196:Disease Outbreaks; D004198:Disease Susceptibility; D005260:Female; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype / Q000472:pathogenicity*; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000453:epidemiology* / Q000517:prevention & control / Q000821:virology; D008297:Male; D011247:Pregnancy; D012307:Risk Factors; D014481:United States / Q000453:epidemiology; D055815:Young Adult
chemical_list: D007252:Influenza Vaccines