id	domain	url
cannabis-60	doi.org	https://doi.org/10.1007/s11920-0170775-9
cannabis-60	monitoringthefuture.org	http://monitoringthefuture.org/pubs.html#mo
cannabis-60	monitoringthefuture.org	http://monitoringthefuture.org/pubs.html#mo
cannabis-60	www.samhsa.gov	https://www.samhsa.gov/data