5DE V J, MICHIELSEN H J, VAN H G. Assessment of fatigue among working people: a comparison of six questionnaires[J]. Occup Environ Med, 2003, 60(Suppl) 1 : 10 - 15.
6HILL N F, TIERSKY L A, SCAVALLA V R, et al. Natural history of severe chronic fatigue syndrome [ J]. Arch Phys Med Rehabil, 1999, 80(9) : 1 090 - 1 094.
7AKTAN N M. Chronic fatigue syndrome. An overview of current concepts[J]. Adv Nurse Pract, 2003, 11 (12) : 64 -66.
8TAYLOR R R. Quality of life and symptom severity for individuals with chronic fatigue syndrome: findings from a randomized clinical trial[J]. Am J Occup Ther, 2004, 58(1 ) : 35 -43.
9GAWRON V, FRENCH J, FUNKE D. An overview of fatigue [ M]//HANCOCK PA, DESMOND PA. Stress, workload, and fatigue. Human factors in transportation. Mahwah. N J: Erlbaum, 2001:581 -595.
10SMETS E M, GARSSEN B, BONKE B, et al. The Multidimensional Fatigue Inventory (MFI) psychometric qualities of an instrument to assess fatigue [ J ]. J Psychosom Res, 1995, 39 ( 3 ) : 315 -325.