1.
Freire WB. Guide for the adaptation, validation, application and analysis of data from the “NOVA 27 UPF Categories Tracker” in Ecuador. Bitácora [Internet]. 2023 Sep. 13 [cited 2024 May 17];14:6-12. Available from: https://revistas.usfq.edu.ec/index.php/bitacora/article/view/3094