Description
Bibliography:ark:/67375/NVC-50B0TS1S-7
local:oemed;48/2/140
istex:2EE43CD6C7D1E24FA703516CFAC93D0EA954ADB5
href:oemed-48-140.pdf
PMID:1998608
ISSN:0007-1072
1351-0711
1470-7926
DOI:10.1136/oem.48.2.140