December 11, 2014 6:03 AM EST

Nurse-hygienist trainees enter the Liberian Ministry of Health’s Ebola treatment unit in Monrovia. More than 300 health care workers in West Africa have died of Ebola since the outbreak began, but others are still putting themselves in harm’s way.

This appears in the December 22, 2014 issue of TIME.

Contact us at letters@time.com.

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