Figure 1. Database search results, selection of articles by independent researchers and comparison of the selections to construct the final sample

From

Psychiatrics Disorders in Crack and Cocaine Addicts

Selene Cordeiro Vasconcelos, Adrielle Rodrigues dos Santos, Ana Luisa Antunes Gonçalves Guerra, Vilmar da Silva Nascimento, Murilo Duarte da Costa Lima, José Francisco de Albuquerque, Iracema da Silva Frazão

American Journal of Nursing Research. 2014, 2(3), 31-37 doi:10.12691/ajnr-2-3-1