World Health Day honors nurses on the front lines. Meet the heroes dealing with coronavirus

Northside Hospital nurses gather around a supportive message chalked on the sidewalk in front of the emergency room entrance.

(CNN)World Health Day is always observed on April 7. This year, the day is dedicated to honoring nurses and midwives, but it's possible nobody will notice. The nurses are just too busy.

For hospital nurses, life under the coronavirus is a slog of precautions, fear and duty.
Northside Hospital sits in suburban Atlanta, Georgia. It is not among the hardest-hit facilities in the country. There are no refrigerated trucks ominously idling in its parking lot like you'd see in New York. There is no dire lack of protective equipment for hospital workers there -- at least not yet.
    But there is an army of dedicated nurses caught up in the fight against coronavirus. A few of them had a moment to describe their life calling, their mission now and the personal tolls the pandemic is taking.
      Here are the stories of two Northside nurses and one public health nurse in a rural county.

      'Not everyone can do this job'

      Sara Wazlavek (far right) works with doctors to intubate a patient.
      "After fifteen years working in the emergency room of a hospital, I've never seen anything like this before," Sara Wazlavek says.
        The nature of her job can shift by the hour.
        "Rules, policies and procedures are rapidly changing based on the new data that comes out daily," she tells CNN.
        One thing doesn't change: her fear of bringing the virus home. Nursing is Wazlavek's calling, but her identity is mother and wife.
        "No one wants to put their family's lives on the line. I come