?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Alqathama&rft.au=Alqathama%2C+A&rft.aufirst=A&rft.date=November+2015&rft.atitle=Bioguided+isolation+of+cytotoxic+compounds+against+melanoma+cells+from+Carissa+spinarum+L&rft.volume=81&rft.issue=16&rft.issn=0032-0943&rft.pages=1438&rft.title=Planta+Medica&rft.genre=article