This manual was created to assist in the online application of the “24-hour reminder multi-step method” survey and the “NOVA 27 UPF Categories Tracker”.
Derechos de autor 2023 Wilma B. Freire, Andrea Chávez, Elisa Jiménez, Phillipe Belmont

Esta obra está bajo una licencia internacional Creative Commons Atribución-NoComercial 4.0.