Listar por autor "Larsen, Sandra"

Listar por autor "Larsen, Sandra"

Ordenar por:Orden:Resultados:

  • A population-based serosurveillance of syphilis in Costa Rica 
    Larsen, Sandra; Oberle, Mark W.; Sánchez Braverman, Juana M.; Rosero-Bixby, Luis; Vetter, Kathleen M. (J. B. Lippincott Co., 1991)
    As part of a case-control study to investigate the high incidence of cervical cancer in Costa Rican women, the seroprevalence of the treponematoses, in particular, syphilis was determined. In each age group, women with a ...
  • Prevalencia de enfermedades de transmisión sexual en las mujeres de Costa Rica 
    Oberle, Mark W.; Rosero-Bixby, Luis; Larsen, Sandra (Caja Costarricense de Seguro Social, 1990)
    Pocos estudios han descrito la epidemiología de las infecciones por enfermedades de transmisión sexual (ETS) basándose en muestras serológicas representativas de la población en general y no solo en grupos selectos de ...
  • Sexual behavior, sexually transmitted diseases, and risk of cervical cancer 
    Stone, Katherine M.; Zaidi, Akbar; Rosero-Bixby, Luis; Oberle, Mark W.; Reynolds, Gladys; Larsen, Sandra; Nahmias, Andre J.; Lee, Francis K.; Schachter, Julius; Guinan, Mary E. (Epidemiology Resources Inc., 1995)
    o explore sexually transmitted diseases and sexual behavior as risk factors for cervical cancer, we analyzed data from a population- based case-control study of breast and cervical cancer in Costa Rica. Data from 415 cases ...