P. León

P. León, J. Echevarría, J. López, 1988, European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology.

ATYPICAL HEPATITIS B VIRUS IN SPAIN?

P. León, C. Domingo, J. Echevarría, 1988, The Lancet.

[Hepatitis B virus surface antigen reactivity in the absence of antibodies to core antigen: an atypical serological pattern having diverse significance].

F. Pozo, P. León, J. Echevarría, 2004, Enfermedades infecciosas y microbiologia clinica.

[Infection with HBV-2?].

P. León, J. Echevarría, J. Gutierrez, 1991, Enfermedades infecciosas y microbiologia clinica.

Follow-up of the prevalence of hepatitis C virus genotypes in Spain during a nine-year period (1996-2004).

F. Pozo, J. Echevarría, A. Avellón, 2006, Enfermedades infecciosas y microbiologia clinica.

[GBV-C agent/hepatitis G virus: a new hepatitis virus?].

P. León, J. Echevarría, 1997, Enfermedades infecciosas y microbiologia clinica.

HBsAg subtype distribution among different populations of HBsAg carriers in Spain

A. Tenório, P. León, J. Echevarría, 1995, European Journal of Epidemiology.

[Prevalence of infections by hepatitis B, C, D and E viruses in Bolivia].

P. León, J. Echevarría, E. Rojas, 1999, Revista panamericana de salud publica = Pan American journal of public health.

Sensitivity of seven commercial assays in the detection of hepatitis B virus Type 2-like infection

P. León, J. Echevarría, J. López, 1992, European Journal of Clinical Microbiology and Infectious Diseases.

Seroprevalence of HIV and HTLV in a representative sample of the Spanish population

M. Alonso, C. Amela, F. de Ory, 2000, Epidemiology and Infection.

Comparative sensitivity of different criteria for interpreting antibody tests in cerebrospinal fluid from patients with acute viral meningitis

P. Martínez-Martín, P. León, J. Echevarría, 1990 .

Epidemiology of hepatitis C virus in Western Venezuela: Lack of specific antibody in indian communities

P. León, J. Echevarría, L. Porto, 1994, Journal of Medical Virology.

[Congenital and perinatal infections caused by viral agents, Toxoplasma gondii and Treponema pallidum. Study of 2000 cases and analysis of 488 positive cases].

J. Echevarría, F. de Ory, P. León, 1987, Medicina clinica.

Study of C. burnetii human and animal seroprevalence in a rural population in Madrid community

P. León, P. Anda, A. Téllez, 1989, European Journal of Epidemiology.

Typing of Hepatitis C Virus Antibody with Specific Peptides in Seropositive Blood Donors and Comparison with Genotyping of Viral RNA

P. León, J. Echevarría, S. Quan, 1997, Vox sanguinis.

Serological Studies and Hepatitis C Virus RNA in Serum Samples from Blood Donors with Indeterminate Results in Second‐Generation Recombinant Immunoblot Assay

P. León, J. Echevarría, C. Domingo, 1994, Vox sanguinis.

Is there a change in cytomegalovirus seroepidemiology in Spain?

F. de Ory, J. Sanz, P. León, 2004, European Journal of Epidemiology.

Use of Overlapping Synthetic Peptides to Characterize Samples from Blood Donors with Indeterminate Results to Hepatitis C Virus Core Antigen

P. León, J. Echevarría, Stephen R. Lee, 1998, Vox Sanguinis.

Definition of high‐proficiency serological markers for diagnosis of Varicella‐zoster virus infections by enzyme immunoassay

F. de Ory, P. León, J. Echevarría, 1989, Journal of medical virology.

Detection of Antibody to Hepatitis C Virus E2 Recombinant Antigen among Samples Indeterminate for Anti‐HCV after Wide Serological Testing and Correlation with Viremia

P. León, J. Echevarría, C. Domingo, 1996, Vox sanguinis.

Evaluation of a latex agglutination test for screening antibodies to rubella virus

P. León, J. Echevarría, C. Domingo, 1988, European Journal of Clinical Microbiology and Infectious Diseases.

Acute respiratory disease in Spain: seven years of experience.

P. Pérez-Breña, P. León, P. Anda, 1990, Reviews of infectious diseases.

Q fever in Spain: acute and chronic cases, 1981-1985.

P. León, A. Téllez, M. V. Fernández, 1988, Reviews of infectious diseases.