PT - JOURNAL ARTICLE AU - Reinhold Vieth AU - Donald Fraser TI - Vitamin D insufficiency: no recommended dietary allowance exists for this nutrient DP - 2002 Jun 11 TA - Canadian Medical Association Journal PG - 1541--1542 VI - 166 IP - 12 4099 - http://www.cmaj.ca/content/166/12/1541.short 4100 - http://www.cmaj.ca/content/166/12/1541.full SO - CMAJ2002 Jun 11; 166