Structure Of Hæemoglobin: A Three-Dimensional Fourier Synthesis of Reduced Human Haemoglobin at 5.5 Å Resolution Muirhead, Hilary ; Perutz, M. F. Abstract Publication: Nature Pub Date: August 1963 DOI: 10.1038/199633a0 Bibcode: 1963Natur.199..633M