@article{87f72b4a8fd649b08489aeda37dcc7e7,
title = "Occurrence of Prevotella intermedia and Prevotella nigrescens in relation to gingivitis and gingival health",
author = "M.A. Lie and \{van der Weijden\}, G.A. and M.F. Timmerman and B.G. Loos and \{van Steenbergen\}, T.J.M. and \{van der Velden\}, U.",
year = "2001",
doi = "10.1034/j.1600-051x.2001.028002189.x",
language = "Undefined/Unknown",
volume = "28",
pages = "189--193",
journal = "Journal of Clinical Periodontology",
issn = "0303-6979",
publisher = "Blackwell Munksgaard",
}