title: The determination of P50 from small samples of whole blood.
mesh_terms: D001693:Biological Transport, Active; D006801:Humans; D010100:Oxygen / Q000097:blood; D010108:Oxyhemoglobins / Q000032:analysis*; D010313:Partial Pressure
chemical_list: D010108:Oxyhemoglobins; D010100:Oxygen