title: The story of a toothbrush.
mesh_terms: D001315:Australia; D003742:Dental Devices, Home Care / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D007564:Japan; D014099:Toothbrushing / Q000266:history / Q000295:instrumentation; D006113:United Kingdom; D047789:World War II