Barceló MA, Saez M. Methodological limitations in studies assessing the effects of environmental and socioeconomic variables on the spread of COVID-19. A systematic review. Environmental Sciences Europe 2021; 33:108. doi: 10.1186/s12302-021-00550-7.

Sánchez-Cantalejo C, Rueda MM, Saez M, Enrique I, Ferri R, De La Fuente M, Villegas R, Castro L, Barceló MA, Daponte-Codina A, Lorusso N, Cabrera-León A. Impact of COVID-19 on the health of the general and more vulnerable population and its determinants: health care and social survey-ESSOC, study protocol. International Journal of Environmental Research and Public Health 2021; 18: 8120. doi: 10.3390/ijerph18158120.

Ferri-García R, Rueda, MM, Cabrera-León A. Self-Perceived Health, Life Satisfaction and Related Factors among Healthcare Professionals and the General Population: Analysis of an Online Survey, with Propensity Score Adjustment. Mathematics 2021; 9(7):791. doi: 10.3390/math9070791.

Castro L, Rueda MM, Ferri R, Hernando C. On the use of gradient boosting methods to improve the estimation with data obtained with self-selection procedures. Mathematics 2021; 9(23): 2991; https://doi.org/10.3390/math9232991.

Saez M, Tobias A, Barceló MA. Effects of long-term exposure to air pollution on the spatial spread of COVID-19 in Catalonia, Spain.Environmental Research 2020; 191:110177. doi: 10.1016/j.envres.2020.110177.

Plaja P, Franquet A, Saez M, Barceló MA. Incidència de la COVID-19 a l’Alt Empordà per municipis. Període: del 25/02/2020 al 7/05/2020. Figueres: Fundació Salut Empordà, 2020.

Ribas V, Miralles F, Rey O, Rafael X, Subías P, Torrent M, Vicens JA, Saez M, Barceló MA, Ponce-de-León M, Valencia A, Arenas A, Saura P. Big Data i Intel·ligència Artificial per a la prevenció d’epidèmies.  Monitoratge i predicció per a la detecció primerenca de brots epidemics [in Catalan]. Barcelona: Generalitat de Catalunya, 2021.