I. Ricardo

Drug use, drug trafficking, and weapon carrying among low-income, African-American, early adolescent boys.

M. Black, I. Ricardo, Maureen M. Black, 1994, Pediatrics.

[Does violence in the emotional relationships make STD/AIDS prevention more difficult?].

S. Taquette, I. Ricardo, M. H. Ruzany, 2003, Jornal de pediatria.

Life choices of African-American youth living in public housing: perspectives on drug trafficking.

I. Ricardo, 1994, Pediatrics.

Interventions to prevent violence among African American adolescents from low-income communities

Namkug Kim, M. Black, D. Howard, 1998 .

[Violent relationship in young people and STD/AIDS risk].

S. Taquette, I. Ricardo, M. H. Ruzany, 2003, Cadernos de saude publica.