(Q73684922)
Statements
Validity of the age-of-onset criterion for ADHD: a report from the DSM-IV field trials (English)
J Biederman
L Greenhill
B Applegate
B B Lahey
E L Hart
G W Hynd
R A Barkley
T Ollendick
P J Frick
K McBurnett
L Kerdyk
B Garfinkel
I Waldman
1 September 1997