CHINO HERNÁNDEZ, B.; FIGUEROA, M. DEL S.; CALDERÓN, M.; BACA, M. G. Usefulness of telemedicine to reduce anxiety in older adults during the COVID-19 pandemic through the application of a gerontological program in a first level care unit in Mexico. D´perspectivas siglo XXI, v. 7, n. 14, p. 40-49, 18 dez. 2020.