PT - JOURNAL ARTICLE ED - , TI - Cannabis Concentrate Use Among Adolescents AID - 10.1542/gr.42-6-65 DP - 2019 Dec 01 TA - AAP Grand Rounds PG - 65--65 VI - 42 IP - 6 4099 - http://aapgrandrounds.aappublications.org/content/42/6/65.short 4100 - http://aapgrandrounds.aappublications.org/content/42/6/65.full SO - AAP Grand Rounds2019 Dec 01; 42