Turner, J. R. (2016). PubMed, PubMed Central, and Impact Factor. Cell Mol Gastroenterol Hepatol.
Chicago Style citaatTurner, Jerrold R. "PubMed, PubMed Central, and Impact Factor." Cell Mol Gastroenterol Hepatol 2016.
MLA citatieTurner, Jerrold R. "PubMed, PubMed Central, and Impact Factor." Cell Mol Gastroenterol Hepatol 2016.
Let op: Deze citaties zijn niet altijd 100% accuraat.