Resumen

Licencia

Esta imagen es una obra de los Centros para el Control y la Prevención de Enfermedades, parte de los Departamento de Salud y Servicios Humanos de los Estados Unidos, adoptadas o realizados durante el desempeño de funciones oficiales de un empleado. Como una obra de los Estados Unidos del gobierno federal, la imagen es de dominio público. eesti ∙ Deutsch ∙ čeština ∙ español ∙ português ∙ English ∙ français ∙ Nederlands ∙ polski ∙ slovenščina ∙ suomi ∙ македонски ∙ українська ∙ 日本語 ∙ 中文（简体）‎ ∙ 中文（繁體）‎ ∙ العربية ∙ +/−

Copyright and Disclaimers

The opinions expressed by authors contributing to this journal do not necessarily reflect the opinions of CDC or the institutions with which the authors are affiliated.

Emerging Infectious Diseases is published by the Centers for Disease Control and Prevention, a U.S. Government agency. Therefore, all materials published in Emerging Infectious Diseases are in the public domain and can be used without permission. Proper citation, however, is required.

Use of trade names is for identification only and does not imply endorsement by the Public Health Service or by the U.S. Department of Health and Human Services.

Emerging Infectious Diseases is printed on acid free paper that meets the requirements of ANSI/NISO 239.48-1992 (Permanence of Paper)