Text and Data Mining valid from 2019-12-01
Received: 16 August 2018
Accepted: 11 December 2019
First Online: 21 December 2019
Ethics approval and consent to participate
: This is a review, and for that reason, an Animal Protocol was not obtained from either the University of California, Davis, or San Diego State University. Neither were consent to participate forms needed for the review.
: Both authors consent to the publication of this review.
: The authors declare that they have no competing interests.