The occurrence in a family of Sicilian ancestry of the traits for both sickling and thalassemia.
POWELL
W N
WN
RODARTE
J G
JG
NEEL
J V
JV
D000740:Anemia; D000755:Anemia, Sickle Cell; D006801:Humans; D013789:Thalassemia; D017086:beta-Thalassemia