<https://blogs.iadb.org/ideas-que-cuentan/es/pueden-las-pruebas-de-anticuerpos-evitar-el-desperdicio-de-millones-de-vacunas/#primaryimage>
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"Vaccination and immunization concept. Hospital nurse drawing medication out of vial before giving injection to patient. Young woman getting Covid-19 or flu antiviral vaccine at the doctor's office"
<https://blogs.iadb.org/ideas-que-cuentan/es/pueden-las-pruebas-de-anticuerpos-evitar-el-desperdicio-de-millones-de-vacunas/>