?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=AL&rft.au=Smart%2C+AL&rft.aulast=Smart&rft.pages=1323-1335&rft.date=August+2014&rft.title=Expert+Opinion+on+Drug+Delivery&rft.issue=8&rft.volume=11&rft.atitle=Oral+peptide+and+protein+delivery%3A+intestinal+obstacles+and+commercial+prospects.&rft.issn=1744-7593&rft.genre=article