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. 2007 Jun 20;7:17. doi: 10.1186/1472-6947-7-17

Table 2.

Affiliation information available from records in PubMed and HuGE Pub Lit

Affiliation Availability* Email Availability† Authors with affiliation‡ First authors with affiliation§
HuGE PubMed data 98.6% 43.0% 19.8% 98.8%
General PubMed data 87.3% 40.3% 22.3% 90.7%

*Affiliation availability: number of documents that have affiliation string/total number of documents.

†Email availability: number of documents that have valid email addresses/total number of documents.

‡Authors with affiliation: number of first authors with affiliation/number of all authors.

§First authors with affiliation: number of first authors with affiliation/number of first authors.