RT Journal Article SR Electronic T1 Review: oral melatonin reduces jet lag in air travellers JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 83 OP 83 DO 10.1136/ebn.4.3.83 VO 4 IS 3 YR 2001 UL http://ebn.bmj.com/content/4/3/83.abstract AB