Does heavy marijuana use impair human cognition and brain function?

Journal/Book: JAMA. 1996; 275: 515 N State St, Chicago, IL 60610. Amer Medical Assoc. 560-561.

Note: Editorial RI Block, Univ Iowa, Coll Med, Dept Anesthesia, Westlawn 340, Iowa City, IA 52242 USA

Keyword(s): PILOT PERFORMANCE; CANNABIS