http://revistareduca.es/index.php/reduca/article/viewFile/1362/1380
https://areaoftalmologica.com/terminos-de-oftalmologia/anisometropia/
https://quitateloslentes.com/blog/anisometropia/
https://www.oftalvist.es/blog/anisometropia-causas-tratamiento
http://www.terapiavisualvalencia.es/anisometropia-grave-problema-la-vision-3d