J Verhulst1, P Onghena. Show Affiliations » 1. Louis Bolk Institute, Driebergen, Netherlands. jozef.verhulst@ping.be
Abstract
Mesh: See more » AdultAgedAged, 80 and overEar/growth & developmentHumansMaleMiddle AgedPeriodicity
Year: 1996 PMID: 8991002 PMCID: PMC2359108 DOI: 10.1136/bmj.313.7072.1597
Source DB: PubMed Journal: BMJ ISSN: 0959-8138