Natasha Halasa Archive — Page 1 of 2

Collage illustrating global public-health research: a scientist using a microscope, a field researcher handling equipment, magnified microorganisms, a globe with airplanes, the U.S. Capitol, a syringe and vial, charts, and abstract geometric accents.
September 23, 2026

Catalysts for change (for three decades)

Vanderbilt’s Master of Public Health grads
are the problem solvers the world needs

Four labeled medical specimen tubes with barcodes and black marker crosses lie on a light-colored surface.
December 11, 2025

Experts call for better adherence to guidelines for antiviral prescribing for children at higher risk of severe influenza

Researchers found a substantial gap between recommendations and real-world treatment practices in pediatric EDs (emergency departments) across the country.

Sleeping newborn baby lying on their side on a bed, with one arm bent near the face and soft natural light falling across the scene.
May 8, 2025

Newer preventive options helping reduce RSV-associated hospitalization rates among infants

For decades no effective preventive options existed, and the tools now exist to prevent severe disease.

Illustration of a spherical parainfluenza virus particle with a textured orange surface and numerous irregular multicolored spike-like structures, alongside a blurred particle in the foreground.
December 17, 2024

Study shows drop in use of antiviral medications in young children with influenza

Flu illness accounts for up to 10% of all pediatric hospitalizations during the winter season in the United States.

A healthcare professional uses a stethoscope to examine a baby lying on an examination table.
August 15, 2023

Study finds most infants receiving ICU-level care for RSV had no underlying medical condition

A Vanderbilt study found that most infants admitted to the intensive care or high acuity unit for respiratory syncytial virus (RSV) infections during fall 2022 were previously healthy and born at term.

A healthcare worker administers a flu shot to a person’s upper arm while another person steadies the arm.
March 2, 2023

High-dose flu vaccine beneficial for pediatric stem cell transplant patients

Vanderbilt was the lead site for an influenza vaccine study in pediatric allogeneic hematopoietic stem cell transplant recipients that may lead to a change in the current flu vaccine recommendations in this vulnerable population.