%0 Journal Article %T The Human Sense of Smell: Are We Better Than We Think? %A Gordon M Shepherd %J PLOS Biology %D 2004 %I Public Library of Science (PLoS) %R 10.1371/journal.pbio.0020146 %U http://www.plosmedicine.org/article/info%3Adoi%2F10.1371%2Fjournal.pbio.0020146