The World Today - Comment

 

Question 1737: The work of Dr.Jonas Salk was significant because he
Author: - Category: Background Politic
Difficulty: 1/5 - Zone: World

  • Pioneered the use of lasers for surgery
  • Developed a vaccine against polio
  • Developed a vaccine against smallpox

    Your name: Your email*:
    Comment on the question:

    I have been receiving large quantities of spam through this comment fonctionality, which is particularily dumb from the spammers since nobody but me ever gets to see the comments in question, and I am interested neither in porn nor gambling websites.
    As a result, I am forced to add a verification process. Please answer the question below to prove you are not a spamming bot:

    What is the capital of the US?

    Answer:

    *Only if you want me to be able to contact you concerning your comment