https://www.has-sante.fr/jcms/p_3637616/fr/levofolinate-de-calcium-zentiva-acide-levofolinique-oncologie-/-carence-en-folates 2025 France evaluation of the transparency committee Folate Oncologists folic acid deficiency calcium, nos deficiency state acid, nos leucovorin, calcium (1:1) salt, (S)-Isomer levoleucovorin