R C Williams1. Show Affiliations » 1. Public Health Department, Regional Municipality of Niagara, St Catharines and Department of Paediatrics, McMaster University, Hamilton, Ontario.
Abstract
Year: 1999 PMID： 20212997 PMCID： PMC2830784 DOI： 10.1093/pch/4.8.522
Source DB: PubMed Journal: Paediatr Child Health ISSN： 1205-7088 Impact factor: 2.253