@article {1987|1818, title = {Calorimetric studies of oxygen and carbon monoxide binding to human hemoglobin. Sequential binding heats for oxygen}, journal = {J. Biol. Chem.}, volume = {262}, number = {23}, year = {1987}, month = {aug}, pages = {10994{\textendash}10999}, author = {Parody-Morreale, A and Robert, C H and Bishop, G A and Gill, S J} }