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1: Science. 1992 May 29;256(5061):1285-6.Click here to read Links
Comment on:
Science. 1992 May 29;256(5061):1308-11.

Conodonts: a major extinct group added to the vertebrates.

Department of Geology, University of Bristol, United Kingdom.

PMID: 1598571 [PubMed - indexed for MEDLINE]