M. Cruz

Between-city variation in frequency of injection among Puerto Rican injection drug users: East Harlem, New York, and Bayamon, Puerto Rico.

H. Sahai, S. Deren, J. Andía, 2001 .

Between‐City Variation in Frequency of Injection Among Puerto Rican Injection Drug Users: East Harlem, New York, and Bayamon, Puerto Rico

H. Sahai, J. Andía, H. Colón, 2001, Journal of acquired immune deficiency syndromes.

Predictors of school dropout among adolescents in Puerto Rico.

R. Robles, J. Reyes, T. Matos, 2009, Puerto Rico health sciences journal.