Line for September 26, 2026

Earliest

1. 1
   Campaign Guinea worm

   Guinea worm is down to 14 human cases in a year

   Position 12345
2. 2
   Vaccine hepatitis B

   The first hepatitis B vaccine is licensed in the U.S.

   Position 12345
3. 3
   Elimination measles

   Measles is declared eliminated from the United States

   Position 12345
4. 4
   Vaccine tetanus

   Tetanus toxoid is developed

   Position 12345
5. 5
   Treatment bacterial infections

   A Nobel Prize for penicillin "and its curative effect"

   Position 12345

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