AU - Simon JA, Hudes ES TI - RElation of serum ascorbic acid to serum vitamin b12, serum ferritin, and kidney stones in us adults PT - JOUR DP - 1999 TA - Archives of Internal Medicine pages = {619-624}, VI - 159 IP - 6 AID - 10.1001/archinte.159.6.619 [doi] 4100 - http://dx.doi.org/10.1001/archinte.159.6.619 SO - Archives of Internal Medicine March 22, 1999 159(6):619