title: Response to Jackson.
authors.affiliation: 4400 Massachusetts Ave. NW, Washington, DC, 20016.
authors.forename: Rachel
authors.initials: R
authors.lastname: Watkins
authors.forename: Jennifer
authors.initials: J
authors.lastname: Muller
mesh_terms: D001109:Archives; D018070:Biological Specimen Banks; D001842:Bone and Bones; D003710:Demography; D006801:Humans