[Contacts tracing of patients with syphilis in Mar del Plata, Argentina].
D000293:Adolescent; D000328:Adult; D000368:Aged; D001118:Argentina; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012725:Sexual Behavior; D013587:Syphilis / Q000453:epidemiology / Q000635:transmission*
Investigación de contactos en enfermos de sífilis en Mar del Plata, Argentina.