Research

Examples: 

• https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3445337/

• https://kids.frontiersin.org/articles/10.3389/frym.2016.00008

• https://www.npr.org/2016/04/15/474348291/why-teens-are-impulsive-addiction-prone-and-should-protect-their-brains

"Choosing and Using Keywords." Youtube, Pfau Library, 31 Aug. 2015, www.youtube.com/watch?v=PCUjnPS2_1g&feature=youtu.be. Accessed 27 Nov. 2019.