Extrapelvic endometriosis: report of three cases and narrative review

by Eliana Maribel Quintero Roa, Ricardo Ortiz Serrano
Published 2005-08-01

A model for a low risk prenatal control

by Ricardo Ortiz Serrano, Mónica Andrea Beltrán Avendaño
Published 2005-08-01

Frecuencia de solicitud y prevalencia de reactividad de la prueba no treponémica (VDRL) en pacientes con aborto en el Hospital Local del Norte de Bucaramanga, Colombia

by Ricardo Ortiz-Serrano, Víctor Mauricio Herrera-Galindo, Catalina Acuña-Padilla
Published 2014-03-01

Factores de riesgo para cáncer de cuello uterino Risk factors for uterine cervical cancer

by Ricardo Ortiz Serrano, Claudia Janeth Uribe Pérez, Luis Alfonso Díaz Martínez, Yuriko Rafael
Published 2004-06-01

Pap smear prevalence and that of pre-malignant and malignant cervical lesions amongst women living in the Carmen initiative demonstration area, Bucaramanga, Colombia Prevalencia de...

by Claudia Janeth Uribe-Pérez, Luis Alfonso Díaz-Martínez, Ricardo Ortiz-Serrano, Erika Eliana Meza-Durán
Published 2006-03-01

Factores de riesgo para cáncer de cuello uterino

by Ricardo Ortiz Serrano, Claudia Janeth Uribe Pérez, Luis Alfonso Díaz Martínez, Yuriko Rafael Dangond Romero
Published 2004-06-01

Prevalencia de uso de citología vaginal y de lesiones premalignas y malignas del cérvix entre las mujeres del área demostrativa Carmen, Bucaramanga, Colombia

by Claudia Janeth Uribe-Pérez, Luis Alfonso Díaz-Martínez, Ricardo Ortiz-Serrano, Erika Eliana Meza-Durán
Published 2016-07-01

Pregnant adolescents in the City of Bucaramanga, Colombia. A

by Ricardo Ortiz Serrano, Nathalia Isabel Anaya Ortiz, Carolina Sepúlveda Rojas, Silvia Judith Torres Tarazona, Paul Anthony Camacho López
Published 2005-08-01