[NEWS ON THE SEROLOGY OF SYPHILIS].
D001699:Biometry; D002489:Central America; D006801:Humans; D013048:Specimen Handling; D013223:Statistics as Topic; D013587:Syphilis; D013588:Syphilis Serodiagnosis
CENTRAL AMERICA; SPECIMEN HANDLING; STATISTICS; SYPHILIS SERODIAGNOSIS
NOTICIAS SOBRE LA SEROLOG'IA DE LA S'IFILIS.