ROGERS ZORA R. 305.024 CLINICAL Clinical update on hydroxyurea in the management of sickle cell anemia in adults and children / Zora R. Rogers guest ed.. -[Philadelphia : W.B. Saunders Co. A Division of Harcourt Brace and Co.],1997. -[6], 50 s. : il., wykr. ; 28 cm. -(Seminars in Hematology, ISSN 0037-1963 ; vol.34,suppl. 3)