Martin, Gabriel, 		Fidalgo, Ana, 		Prada, Roberto, 		Carvajal, Reyes, 		Linares-Fernández, Virginia, 		González-Nieto, Carmen, 		Ferrero, María, 		Campo-Ramos, Rainer, AND 		Cos tales, Isabel.
" Guthrie Cards: Exploring Their Use for Nasopharyngeal Sample Storage" <em>Medical Research Archives</em> [Online], Volume 11 Number 8 (29 August 2023)