ADHD in a representative sample of the Brazilian population: estimated prevalence and comparative adequacy of criteria between adolescents and adults according to the item response theory - Polanczyk, Guilherme; Laranjeira, Ronaldo; Zaleski, Marcos; Pinsky, Ilana; Caetano, Raul; Rohde, Luis Augusto (International Journal of Methods in Psychiatric Research, 2010)