TY - GEN AU - Phillips,James G AU - Landhuis,C Erik AU - Shepherd,Daniel AU - Ogeil,Rowan P TI - Online Activity Levels Are Related to Caffeine Dependency SN - 2152-2723 PY - 2017///0109 KW - Caffeine KW - adverse effects KW - Central Nervous System Stimulants KW - Female KW - Humans KW - Internet KW - statistics & numerical data KW - Learning KW - Male KW - Students KW - psychology KW - Substance-Related Disorders KW - etiology KW - Young Adult N1 - Publication Type: Journal Article UR - https://doi.org/10.1089/cyber.2015.0653 ER -