Citizen satisfaction with public services in Peru: Regional gaps in citizen perceptions of public service provision. - Rodriguez-Saavedra MO; Cuentas Galindo I; Campos Ascuña LM; Morales Gonzales AV; Chavez Cuarite JL; Donayre Sarolli AE; Donayre Prado EA; Almanza Cabe RB; Arguedas Catasi RW (PloS one, 2026)