Hb SS, Hb SC, Hb SB thal:Imp:Pt:Bld.dot:Ord
hb ss, hb sc, hb sb thal:imp:pt:bld.dot:ord
Hb SS, Hb SC, Hb SB thal:Impression/interpretation of study:To identify measures at a point in time:Dried blood spot:Ordinal
hb ss, hb sc, hb sb thal:impression/interpretation of study:to identify measures at a point in time:dried blood spot:ordinal