https://atom.cedops.isco.unla.edu.ar/archivos/fondosdocumentales/CEDOPS/FONDO%20Floreal%20Ferrara/Reuniones%201987%20-%201988/08%20i%20Reuni%C3%B3n%20de%20Laboratorio%20Central%20de%20Salud%20P%C3%BAblica%2019-2-88%20%282%29.png