RT Journal Article SR Electronic T1 Multivitamin and multimineral supplements did not reduce reported infection days or related use of healthcare services in elderly people JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 25 OP 25 DO 10.1136/ebn.9.1.25 VO 9 IS 1 YR 2006 UL http://ebn.bmj.com/content/9/1/25.abstract AB