[1] Univ Pittsburgh, Dept Med, Pittsburgh, PA USA
[2] Univ Pittsburgh, Sch Nursing, Pittsburgh, PA USA
[3] Northwestern Univ, Feinberg Sch Med, Dept Pediat, Chicago, IL USA
[4] Hosp Sick Children, Child Hlth Evaluat Sci Res Inst, Toronto, ON, Canada
[5] Hosp Sick Children, Child Hlth Evaluat Sci, Toronto, ON, Canada
[6] Univ Toronto, Inst Hlth Policy Management & Evaluat, Toronto, ON, Canada
[7] Johns Hopkins Univ, Sch Med, Baltimore, MD USA
[8] Univ Illinois, Div Hematol Oncol, Chicago, IL USA
[9] Univ Illinois, Sickle Cell Ctr, Chicago, IL USA
[10] Ohio State Univ, Dept Internal Med, Columbus, OH USA
[11] Duke Univ, Med Ctr, Div Hematol, Duke Sickle Cell Comprehens Care Unit, Durham, NC USA
[12] Johns Hopkins Univ, Sch Med, Div Hematol, Baltimore, MD USA
[13] East Carolina Univ, Brody Sch Med, Dept Internal Med, Div Hematol Oncol, Greenville, NC USA
[14] Vanderbilt Univ, Nashville, TN USA
[15] Vanderbilt Univ, Sch Med, Nashville, TN USA
[16] Sickle Cell 101, San Francisco, CA USA
[17] Sickle Cell Community Consortium, Atlanta, GA USA
[18] Georgia Southern Univ, Ping Hsu Coll Publ Hlth, Statesboro, GA USA
[19] Univ Washington, Dept Anesthesiol & Pain Med, Seattle, WA USA