?url_ver=Z39.88-2004&rft_id=MTMT%3A1289792+10.1002%2Fmrc.1260320917&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Eszter&rft.aulast=Mesk%C3%B3&rft.au=+Mesk%C3%B3+Eszter&rft.pages=565-567&rft.atitle=Carbon-13+NMR+data+for+methylated+steroids&rft.title=MAGNETIC+RESONANCE+IN+CHEMISTRY&rft.issn=0749-1581&rft.issue=9&rft.date=1994&rft.volume=32&rft.genre=article