All
 D12 Amino Acids, Peptides, and Proteins D000602 +
 D12.776 Proteins D011506 +
 D12.776.422 Hemeproteins D006420 +
 D12.776.422.512 Hemoglobins D006454 +
 D12.776.422.512.149 Carboxyhemoglobin D002263 
 D12.776.422.512.260 Erythrocruorins D004902 
 D12.776.422.512.320 Fetal Hemoglobin D005319 
 D12.776.422.512.380 Hemoglobin A D006441 +
 D12.776.422.512.426 Hemoglobins, Abnormal D006455 +
 D12.776.422.512.571 Methemoglobin D008706 
 D12.776.422.512.687 Oxyhemoglobins D010108 
 D12.776.422.512.865 Sulfhemoglobin D013435