?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Grubb%2C+M&rft.aufirst=M&rft.aulast=Grubb&rft.pages=1285-1287&rft.issue=5545&rft.atitle=Relying+on+Manna+from+Heaven%3F&rft.title=Science&rft.volume=294&rft.issn=1095-9203&rft.date=9+November+2001&rft.genre=article