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Authors
- Castellón, Pedro C
- Colón, Héctor
- Feaster, Daniel J
- Fernández, Yohansa
- Gorshein, Danielle
- Hernández, Diana
- Metsch, Lisa R
- Miranda de Leon, Sandra
- Panelli, Juan
- Parish, Carrigan
- Ritchie, Bob
- Rodriguez, Allan
- Rodríguez, Nayra
- Santana Bagur, Jorge
- Schackman, Bruce R
- Torres-Cardona, Francisco A
- Vargas Vidot, Jose
- Vargas Vidot, José
- Yamamura, Yasuhiro
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Topics
- Acquired Immunodeficiency Syndrome
- Adolescent
- Adrenergic alpha-Agonists
- Adult
- Anthropology, Cultural
- Drug Users
- Female
- Gas Chromatography-Mass Spectrometry
- HIV Infections
- Hepatitis C
- Humans
- Male
- Middle Aged
- Needle Sharing
- Program Evaluation
- Puerto Rico
- Risk-Taking
- Substance Abuse, Intravenous
- Substance-Related Disorders
- epidemiology
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