Laboratory data credibility has 3 major components: 1) valid methods, 2) proficiency testing (PT) to verify that the analyst can conduct the method and to ... Wiegers,L A. - 《Journal of Veterinary Diagnostic Investigation》 被引量: 12发表: 2004年 A preferential attachment model for primate...
With the assumption that sulfate would be released upon the oxidation of thiophenic sulfur, sulfate concentrations in culture fluids were measured and used as the criterion to select cultures. Microbial cultures in coal slurries made with acidic media (pH 3.5) had sulfate concentrations that were ...
1 Clinton 2008: 30 percent of valid articles/transcripts did not include any coded references to the candidates. Of those articles/transcripts that included coded mentions, the article with the most mentions contained 33 separate references, with an average of 5 coded mentions per article/transcript...
Abstract: Petroleum Potential and Lithostratigraphy of the Rough Creek Graben, Illinois BasinGordon W. Fielder IIIDavid L. BrewsterJournal of California Anthropology