Selman A. Waksman.
D000900:Anti-Bacterial Agents / Q000266:history; D005197:Famous Persons; D049673:History, 20th Century; D007195:Indian Ocean Islands; D009613:Nobel Prize; D010678:Philately; D010827:Physiology / Q000266:history; D014455:Ukraine; D014481:United States
D000900:Anti-Bacterial Agents