Vaccinations could be made less painful by treating skin with a vaccine-laden liquid and using ultrasound to push it into the body. Vaccines can be delivered through the skin using ultrasound. This method doesn’t damage the skin and eliminates the need for painful needles. To create a needle-free vaccine, Darcy Dunn-Lawless at the University of Oxford andContinue reading “Ultrasound can push vaccines into the body without needles.”
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