![Prevalence and characteristics of moderate to severe fatigue: A multicenter study in cancer patients and survivors]()
Prevalence and characteristics of moderate to severe fatigue: A multicenter study in cancer patients and survivorsWang, Xin Shelley; Zhao, Fengmin; Fisch, Michael J.; O'Mara, Ann M.; Cella, David; Mendoza, Tito R.; Cleeland, Charles S. · Cancer · 2014