Iodine supplementation during pregnancy WHO jodin tarve on raskauden aikana suurentunut http://www.who.int/elena/titles/iodine_pregnancy/en/ "Iodine supplementation in pregnant and lactating women" Ir al enlace Iodine supplementation in pregnant and lactating women recommendations "Iodine supplementation during pregnancy" recommendations recommendations "Iodine supplementation in pregnant and lactating women" World Health Organization guidelines "Iodine supplementation in pregnant and lactating women" "Iodine supplementation during pregnancy" "Iodine supplementation in pregnant and lactating women"