Assertion: thalassemia's hemoglobin | /r/HasProperty | hgb bart's γ4
Facets:
Source sentences:
text: The only hemoglobins found in these infants are: Hgb Portland (ζ2γ2), Hgb H (β4), and Hgb Bart's (γ4), and no Hgb A or A 2 .