Publications by authors named "Angelica Maria Martinez Contreras"

We propose a mandatory invasive mechanical ventilator prototype for severe COVID-19 patients with volume and pressure control operation modes. This system comprises basic pneumatic elements and sensors. Its performance is similar to commercial equipment, and it presents robustness to external disturbances and parametric uncertainties.

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Background: In 3 to 8% of pregnancies there are preeclampsia, and it is considered an irreversible disease that affects several organs, and causes injuries in fetus and mother alike.

Objective: To identify maternal risk factors related to low birth weight in preterm newborns born at Hospital de Ginecología-Pediatría con Medicina Familiar no. 31 from IMSS, at Mexicali, BC, Mexico.

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