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1944

Maurice Hilleman helped develop Vaccine for Japanese Encephalitis

(Multimedia Citation 40)

1955

Polio Vaccine Results Announced: vaccine is

80 – 90% effective against paralytic polio

Max Theiler Develops Yellow Fever Vaccine

1936

1960

Sabin's Polio Vaccine Licensed

(Multimedia Citation 41)

(Multimedia Citation 42)

1968

Vaccine for Hong Kong Influenza Pandemic manufactured

(Multimedia Citation 43)

1969

Rubella Vaccine Licensed

(Multimedia Citation 44)

Merck’s combined trivalent Measles, Mumps, Rubella Vaccine Licensed

1971

(Multimedia Citation 45)

1976

Swine Flu Vaccine Licensed

(Multimedia Citation 46)

1986

Hepatitis B: Recombinant Vaccine Licensed

(Multimedia Citation 44)

Hepatitis A: Vaccine Licensed

1995

(Multimedia Citation 47)

1995

Chickenpox Vaccine Licensed

(Multimedia Citation 48)

(Multimedia Citation 49)

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