Separating thalassemia trait and iron deficiency by even simpler inspection.
Gibbs
Graham
G
D018798:Anemia, Iron-Deficiency / Q000175:diagnosis*; D003937:Diagnosis, Differential; D004912:Erythrocytes / Q000166:cytology*; D006403:Hematologic Tests / Q000295:instrumentation*; D006801:Humans; D013789:Thalassemia / Q000175:diagnosis*