TY - JOUR T1 - Vitamin D deficiency among Italian children JF - Canadian Medical Association Journal JO - CMAJ SP - 1529 LP - 1530 DO - 10.1503/cmaj.1070102 VL - 177 IS - 12 AU - Giuseppe Lippi MD AU - Martina Montagnana MD AU - Giovanni Targher MD Y1 - 2007/12/04 UR - http://www.cmaj.ca/content/177/12/1529.4.abstract ER -