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1901 S 1st StSte 600McAllen, TX 78503
Phone+1 956-631-6136
Fax+1 956-631-1848
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Education & Training
University of Kansas School of MedicineFellowship, Nephrology, 1993 - 1994
Baylor College of MedicineResidency, Internal Medicine, 1989 - 1992
Tecnologico de Monterrey Escuela de MedicinaClass of 1985
Certifications & Licensure
TX State Medical License 1992 - 2025
KS State Medical License 1992 - 2020
American Board of Internal Medicine Internal Medicine- American Board of Internal Medicine Nephrology
Awards, Honors, & Recognition
- Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2011
Publications & Presentations
PubMed
- Vadadustat Three Times Weekly in Patients With Anemia Due to Dialysis-Dependent CKD.Hakan R Toka, Marializa Bernardo, Steven K Burke, Wenli Luo, Roberto Manllo-Karim
American Journal of Kidney Diseases. 2025-04-01 - 6 citationsLong-term immunogenicity and safety of the hepatitis B vaccine HepB-CpG (HEPLISAV-B) compared with HepB-Eng (Engerix-B) in adults with chronic kidney disease.Matthias Girndt, Patricia Houser, Roberto Manllo-Karim, John E Ervin, Chaim Charytan
Vaccine. 2023-05-11 - 65 citationsA Randomized Trial of Roxadustat in Anemia of Kidney Failure: SIERRAS StudyChaim Charytan, Roberto Manllo-Karim, Edouard R Martin, Dylan Steer, Marializa V. Bernardo
Kidney International Reports. 2021-04-17
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