Palabras claves:

enfermedades (CI) (DT) (HP) (ope) , higiene (CI) (DT) (HP) (ope) , lavado de manos, jabón (CI) (DT) (HP) (ope) , niño (CI) (DT) (HP) (ope)

País:

Laos (CI) (DT) (HP)

Editor/Difusor:

WHO - World Health Organization - Genève - Suiza