The test is done on the sole of the baby’s foot with a device slightly larger than a thermometer. The LED light focuses differently on newborns aged nine months and those born prematurely, and the Preemie-Test makes the calculation based on skin penetration.

Newspaper: O TEMPO
Date: 10/29/2022
Available in: https://www.otempo.com.br/brasil/pesquisadores-da-ufmg-criam-aparelho-com-luz-de-led-para-ajudar-prematuros-1.2758301