http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
a clinical and pathological study of 7941 individuals over 61 years of age, from the medical clinic of the Peter Bent Brigham Hospital and the Department of Medicine, Harvard Medical School, Boston, Massachusetts
Harvard university monographs in medicine and public health ; no.11