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Walsh, C E., J M. Liu, X. Xiao, N S. Young, A W. Nienhuis, ja R J. Samulski. "Regulated High Level Expression of a Human Gamma-globin Gene Introduced Into Erythroid Cells By an Adeno-associated Virus Vector." Proc Natl Acad Sci U S A 1992.

Walsh, C E., et al. "Regulated High Level Expression of a Human Gamma-globin Gene Introduced Into Erythroid Cells By an Adeno-associated Virus Vector." Proc Natl Acad Sci U S A 1992.