| Literature DB >> 17693458 |
Leonie Prasad1, Virginie Masserey Spicher, Marcel Zwahlen, Martin Rickenbach, Beat Helbling, Francesco Negro.
Abstract
Entities:
Mesh:
Year: 2007 PMID: 17693458 DOI: 10.1093/ije/dym096
Source DB: PubMed Journal: Int J Epidemiol ISSN: 0300-5771 Impact factor: 7.196