Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Donald W. Matteson and Jeffrey A. Burr and James R. Marshall,Infant mortality: A multi-level analysis of individual and community risk factors,Social Science & Medicine,0277-9536,Elsevier BV,1998-12,47,11,1841-1854,https://cir.nii.ac.jp/crid/1362825893946801408,https://doi.org/10.1016/s0277-9536(98)00229-9