In 2016 the CDC recommended that LAIV not be used for the 2016-2017 flu season and instead another type of influenza vaccine be used. This is due to the poor effectiveness of this type of vaccine between 2013 and 2016 with it being non effective during the 2015-2016 season.
A determiner is a word that modifies a noun or a noun phrase. Thatâs also the definition of adjective, but although both parts of speech modify nouns, determiners are distinct from adjectives in several respects, most obviously in that the latter express attributes, whereas determiners express relationship.
Determiners are used with nouns to clarify the noun. They are used: 1  to define something or someone. 2  The girl in the red hat. 3  The dog with the long tail. 4  to state the amount of people, things or other nouns.5  There are four people in the room.6  There are a lot of toys on the floor.7  to state possession. 8  I like my car. 9  That is my sisters new dress. 10  to state something or someone is specific. 11  I want the ...he type of determiner used depends on the type of noun. 1  Singular Nouns-always needs a determiner. 2  Plural Nouns-the determiner is optional. 3  Uncountable Nouns-the determiner is also optional.