Title: Splendid solution
Subjects: Poliomyélite, Poliomyelitis vaccine, Virologists, Vaccination, Virology, Histoire, Inactivated Poliovirus Vaccine, Vaccin antipoliomyélitique, Virologistes, Poliomyelitis, History, Biographies, Biography, History, 20th Century
Places: United States, États-Unis
People: Jonas Salk (1914-1995)