id	keyword
elsr-56188	drug
elsr-56188	addiction
elsr-56188	drug addiction
elsr-56188	abuse
elsr-56188	bangladesh
elsr-56188	research
elsr-56188	family
elsr-56188	students
elsr-56188	adolescents
elsr-56188	people
elsr-56188	study
elsr-56188	substance
elsr-56188	addicts
elsr-56188	society
elsr-56188	problem
elsr-56188	education