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The association between hydroxyurea treatment and pain intensity, analgesic use, and utilization in ambulatory sickle cell anemia patients.
Smith WR, Ballas SK, McCarthy WF, Bauserman RL, Swerdlow PS, Steinberg MH, Waclawiw MA; Investigators of the Multicenter Study of Hydroxyurea in Sickle Cell Anemia. Smith WR, et al. Pain Med. 2011 May;12(5):697-705. doi: 10.1111/j.1526-4637.2011.01096.x. Epub 2011 Apr 11. Pain Med. 2011. PMID: 21481164 Free PMC article. Clinical Trial.