R Pearl1, L J Reed. Show Affiliations » 1. School of Hygiene and Public Health, Johns Hopkins University.
Abstract
Year: 1925 PMID: 16586957 PMCID: PMC1085820 DOI: 10.1073/pnas.11.1.16
Source DB: PubMed Journal: Proc Natl Acad Sci U S A ISSN: 0027-8424 Impact factor: 11.205