RT Journal Article SR Electronic T1 Free vitamin D supplementation for every infant in Turkey JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 373 OP 374 DO 10.1136/adc.2006.113829 VO 92 IS 4 A1 Hatun, Sükrü A1 Bereket, Abdullah A1 Özkan, Behzat A1 Çoþkun, Turgay A1 Köse, Rýfat A1 Süha Çalýkoðlu, Ali YR 2007 UL http://adc.bmj.com/content/92/4/373.abstract AB