From Mark Wick and colleagues: Full disclosure in industry-sponsored medical research. Very important.

http://www.ncbi.nlm.nih.gov/pubmed/21173108

Clin Chem. 2010 Dec 20. [Epub ahead of print]
Full Disclosure in Industry-Sponsored Laboratory Medicine Research Studies: Statement by the Consortium of Laboratory Medicine Journal Editors.
Rifai N, Plebani M, Wu A, Brugnara C, Delvin E, Lamb EJ, Ness PM, Wick MR, Berg JP.