sci-hub
•• Search for a proxy to download an article ••
Decreases in Psychological Well-Being Among American
Adolescents After 2012 and Links to Screen Time During
the Rise of Smartphone Technology.
Twenge 2018
10.1037 / emo0000403
no suitable proxies found
What is the author's source? A paywalled summarizing study that analyzed data from other studies: http://psycnet.apa.org/doiLanding?doi=10.1037%2Femo0000403
- Was any primary research conducted? You'll have to pay $12 to find out.