Rodríguez, J., Font, E., Rosario, O., Santana, J., García H., Sommadossi, J.   Determination of Zidovudine Triphosphate Intracellular Concentrations in Peripheral Blood Mononuclear Cells from Human Immunodeficiency Virus-Infected Individuals by Tandem Mass Spectrometry   Antimicrob Agents and Chemother1999 Dec; 43(12): 2964-8 

Rodríguez-Orengo, J., Chantry, C., Rodríguez, J., Febo, I., Díaz, C.,  Plasma Glutathione Concentrations in Non-infected Infants Born From HIV-infected Mothers: Developmental Profile    P R Health Sci J 1999 Sep; 18(3): 267-72 

Rodríguez-Orengo, J., Santana, J., Febo, I., Díaz C., Rodríguez, J., García R., Font, E.,  Rosario, O.,   Intracellular Studies of the NucleosideReverse Transcriptase Inhibitor Active Metabolites: a Review.    P R Health Sci J 2000 Mar; 19(1): 19-27 

García-García, I., García-Fragoso, L., De La Vega, A., Cadilla, C.L., Renta, J.,   Neural Tube Defects in Puerto Rico: Role of the 5,10 Methylenetetrahydrofolate Reductase Defect.     Abstract published in Journal of Investigative Medicine 1999 Feb:47(2):134A. 

García-García, I., García-Fragoso, L., De La Vega, A., Santiago-Borrero, P., Cadilla, C., Renta, J., Ayala-Rivera, M.,    Prevalence of Common Mutations of the MTHFR gene in a Puerto Rico Population.   Abstract published in Genetics in Medicine 1999 Jan/Feb;1(2):72 

García- Fragoso, L., García-García, I., De La Vega, A., Renta, J., Cadilla, C.    Presence of the 5,10 Methylenetetrahydrofolate Reductase in Puerto Rican Patients with Neural Tube Defects.   Submitted to J Child Neurology, May, 2000 

Preston, A., Rodríguez, C., Rivera, C., Sahai, H.   Determinants of Enviromental Tobacco Smoke in a Population of Puerto Rican Children.    Submitted to Nicotine and Tobacco Journal,  February 2000 

Correa, A., López, L., Weinstein, P.,   Flouride Varnish as an Alternative to Prevent Early Caries in Puerto Rican Children.   Abstract publication -Journal of Dental Research, Vol. 79 Special Issue, 2000, page 210, Abstract no. 529 

López, L., Berkowtiz, R., Zlotnik, H., Moss, M., Weinstein, P.   Topical Antimicrobial Therapy in the Prevention of Early Childhood Caries. Pediatr Dent J 1999 Jan-Feb; 21(1): 9-11

López, L., Berkowtiz, R., Zlotnik, H., Moss, M., Weinstein, P.   Mutans Streptococci Prevalence in Hispanic Babies with Cariogenic Feeding Habits Behaviors.   In press in Pediatric Dentistry, accepted publication for year 2000. 

López, L., Berkowtiz, R., Zlotnik, H., Moss, M., Weinstein, P.   Mutans Streptococci Prevalence in Hispanic Babies with Cariogenic Feeding Habits Behaviors.   Journal of Dental Research, vol.79, Special Issue, 2000, page 208, abstract no.519 

Ramos-Cortés, E., Guzmán-Villar, B.    New Concepts in Pediatric HIV and Management Interventions.  Physical Medicine & Rehabilitation: State of the Art Reviews, Vol. 14, No.2, June 2000