@BOOK{NAP9550, title = "CONFERENCE ON HEMOGLOBIN: 2-3 MAY 1957", doi = "10.17226/9550", url = "https://nap.nationalacademies.org/catalog/9550/conference-on-hemoglobin-2-3-may-1957", year = 1958, publisher = "The National Academies Press", address = "Washington, DC" }