E. A. . Garnica Serrano, J. . Medina Murcia, M. H. . González Briñez, and B. E. . Cendales Ayala, “Challenge-obstacle stress and loss of productivity and activity: a correlational analysis focused on nursing staff”, Salud, Ciencia y Tecnología, vol. 2, p. 155, Dec. 2022, doi: 10.56294/saludcyt2022155.