Spanish Vacuna nasal Cited by user Lunita28mx on 02 Apr 2021 Una vacuna nasal es una vacuna que se administra a una persona por la nariz y no requiere una aguja.
English Nasal vaccine Cited by user Whispyhistory on 20 Sep 2020 A nasal vaccine is a vaccine administered to a person via the nose, and induces immunity through the inner surface of the nose.