Voice of America: NGO Seeks Vaccines That Don't Need to Be Kept Cold

Most vaccines require refrigeration, which can become a challenge in remote parts of Africa for non-governmental organizations providing aid.

One NGO in particular, Doctors Without Borders or Médecins Sans Frontières, is urging drug manufacturers to investigate whether their vaccines can be shipped safely outside the so-called "cold chain" so the vaccines can become more widely available.

Read more on the Voice of America site.