What's on doctors' ball point pens?

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Bibliographic Details
Title: What's on doctors' ball point pens?
Authors: Datz C (AUTHOR), Jungwirth A (AUTHOR), Dusch H (AUTHOR), Galvan G (AUTHOR), Weiger T (AUTHOR)
Source: Lancet. 12/20/1997, Vol. 350 Issue 9094, p1824-1824. 1p.
Database: Business Source Ultimate
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Description
ISSN:01406736
DOI:10.1016/s0140-6736(05)63642-2