PT  - JOURNAL ARTICLE
AU  - Ward, Leanne M.
TI  - Vitamin D deficiency in the 21st century: a persistent problem among Canadian infants and mothers
AID  - 10.1503/cmaj.050177
DP  - 2005 Mar 15
TA  - Canadian Medical Association Journal
PG  - 769--770
VI  - 172
IP  - 6
4099  - http://www.cmaj.ca/content/172/6/769.short
4100  - http://www.cmaj.ca/content/172/6/769.full
SO  - CMAJ2005 Mar 15; 172