http://www.webmd.com/a-to-z-guides/ferritin Full article >>> Ferritin Mais sobre Ferritina [em inglês] WebMD [em inglês] Ferritin Levels Blood Test to Check Iron, Anemia ... 18-160 ng/mL, or 18-160 mcg/L "Ferritin" More about Ferritin webmd.com webmd.com webmd.com "Ferritin" Ferritin: Information and Resources Más información sobre la ferritina webmd.com http://www.webmd.com/a-to-z-guides/ferritin ferritin webmd.com blood ferritin webmd.com ferritin level Ferritin: Information and Resources WebMD: Ferritin http://www.webmd.com/a-to-z-guides/ferritin